638909640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 384

約数和(自身を含む): 2387232000

約数和(自身を除く): 1748322360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 23, 24, 27, 30, 34, 36, 40, 45, 46, 51, 54, 60, 68, 69, 72, 85, 89, 90, 92, 102, 108, 115, 120, 135, 136, 138, 153, 170, 178, 180, 184, 204, 207, 216, 230, 255, 267, 270, 276, 289, 306, 340, 345, 356, 360, 391, 408, 414, 445, 459, 460, 510, 534, 540, 552, 578, 612, 621, 680, 690, 712, 765, 782, 801, 828, 867, 890, 918, 920, 1020, 1035, 1068, 1080, 1156, 1173, 1224, 1242, 1335, 1380, 1445, 1513, 1530, 1564, 1602, 1656, 1734, 1780, 1836, 1955, 2040, 2047, 2070, 2136, 2295, 2312, 2346, 2403, 2484, 2601, 2670, 2760, 2890, 3026, 3060, 3105, 3128, 3204, 3468, 3519, 3560, 3672, 3910, 4005, 4094, 4140, 4335, 4539, 4590, 4692, 4806, 4968, 5202, 5340, 5780, 5865, 6052, 6120, 6141, 6210, 6408, 6647, 6936, 7038, 7565, 7803, 7820, 8010, 8188, 8280, 8670, 9078, 9180, 9384, 9612, 10235, 10404, 10557, 10680, 11560, 11730, 12015, 12104, 12282, 12420, 13005, 13294, 13617, 14076, 15130, 15606, 15640, 16020, 16376, 17340, 17595, 18156, 18360, 18423, 19224, 19941, 20470, 20808, 21114, 22695, 23460, 24030, 24564, 24840, 25721, 26010, 26588, 27234, 28152, 30260, 30705, 31212, 32040, 33235, 34680, 34799, 35190, 36312, 36846, 39015, 39882, 40851, 40940, 42228, 45390, 46920, 48060, 49128, 51442, 52020, 52785, 53176, 54468, 55269, 59823, 60520, 61410, 62424, 66470, 68085, 69598, 70380, 73692, 77163, 78030, 79764, 81702, 81880, 84456, 90780, 92115, 96120, 99705, 102884, 104040, 104397, 105570, 108936, 110538, 119646, 122820, 128605, 132940, 136170, 139196, 140760, 147384, 154326, 156060, 159528, 163404, 173995, 179469, 181560, 184230, 199410, 204255, 205768, 208794, 211140, 221076, 231489, 239292, 245640, 257210, 265880, 272340, 276345, 278392, 299115, 308652, 312120, 313191, 326808, 347990, 358938, 368460, 385815, 398820, 408510, 417588, 422280, 442152, 462978, 478584, 514420, 521985, 544680, 552690, 591583, 598230, 617304, 626382, 694467, 695980, 717876, 736920, 771630, 797640, 817020, 835176, 897345, 925956, 939573, 1028840, 1043970, 1105380, 1157445, 1183166, 1196460, 1252764, 1388934, 1391960, 1435752, 1543260, 1565955, 1634040, 1774749, 1794690, 1851912, 1879146, 2087940, 2210760, 2314890, 2366332, 2392920, 2505528, 2777868, 2957915, 3086520, 3131910, 3472335, 3549498, 3589380, 3758292, 4175880, 4629780, 4697865, 4732664, 5324247, 5555736, 5915830, 6263820, 6944670, 7098996, 7178760, 7516584, 8873745, 9259560, 9395730, 10648494, 11831660, 12527640, 13889340, 14197992, 15972741, 17747490, 18791460, 21296988, 23663320, 26621235, 27778680, 31945482, 35494980, 37582920, 42593976, 53242470, 63890964, 70989960, 79863705, 106484940, 127781928, 159727410, 212969880, 319454820, 638909640]

約数ペア:

[(1, 638909640), (2, 319454820), (3, 212969880), (4, 159727410), (5, 127781928), (6, 106484940), (8, 79863705), (9, 70989960), (10, 63890964), (12, 53242470), (15, 42593976), (17, 37582920), (18, 35494980), (20, 31945482), (23, 27778680), (24, 26621235), (27, 23663320), (30, 21296988), (34, 18791460), (36, 17747490), (40, 15972741), (45, 14197992), (46, 13889340), (51, 12527640), (54, 11831660), (60, 10648494), (68, 9395730), (69, 9259560), (72, 8873745), (85, 7516584), (89, 7178760), (90, 7098996), (92, 6944670), (102, 6263820), (108, 5915830), (115, 5555736), (120, 5324247), (135, 4732664), (136, 4697865), (138, 4629780), (153, 4175880), (170, 3758292), (178, 3589380), (180, 3549498), (184, 3472335), (204, 3131910), (207, 3086520), (216, 2957915), (230, 2777868), (255, 2505528), (267, 2392920), (270, 2366332), (276, 2314890), (289, 2210760), (306, 2087940), (340, 1879146), (345, 1851912), (356, 1794690), (360, 1774749), (391, 1634040), (408, 1565955), (414, 1543260), (445, 1435752), (459, 1391960), (460, 1388934), (510, 1252764), (534, 1196460), (540, 1183166), (552, 1157445), (578, 1105380), (612, 1043970), (621, 1028840), (680, 939573), (690, 925956), (712, 897345), (765, 835176), (782, 817020), (801, 797640), (828, 771630), (867, 736920), (890, 717876), (918, 695980), (920, 694467), (1020, 626382), (1035, 617304), (1068, 598230), (1080, 591583), (1156, 552690), (1173, 544680), (1224, 521985), (1242, 514420), (1335, 478584), (1380, 462978), (1445, 442152), (1513, 422280), (1530, 417588), (1564, 408510), (1602, 398820), (1656, 385815), (1734, 368460), (1780, 358938), (1836, 347990), (1955, 326808), (2040, 313191), (2047, 312120), (2070, 308652), (2136, 299115), (2295, 278392), (2312, 276345), (2346, 272340), (2403, 265880), (2484, 257210), (2601, 245640), (2670, 239292), (2760, 231489), (2890, 221076), (3026, 211140), (3060, 208794), (3105, 205768), (3128, 204255), (3204, 199410), (3468, 184230), (3519, 181560), (3560, 179469), (3672, 173995), (3910, 163404), (4005, 159528), (4094, 156060), (4140, 154326), (4335, 147384), (4539, 140760), (4590, 139196), (4692, 136170), (4806, 132940), (4968, 128605), (5202, 122820), (5340, 119646), (5780, 110538), (5865, 108936), (6052, 105570), (6120, 104397), (6141, 104040), (6210, 102884), (6408, 99705), (6647, 96120), (6936, 92115), (7038, 90780), (7565, 84456), (7803, 81880), (7820, 81702), (8010, 79764), (8188, 78030), (8280, 77163), (8670, 73692), (9078, 70380), (9180, 69598), (9384, 68085), (9612, 66470), (10235, 62424), (10404, 61410), (10557, 60520), (10680, 59823), (11560, 55269), (11730, 54468), (12015, 53176), (12104, 52785), (12282, 52020), (12420, 51442), (13005, 49128), (13294, 48060), (13617, 46920), (14076, 45390), (15130, 42228), (15606, 40940), (15640, 40851), (16020, 39882), (16376, 39015), (17340, 36846), (17595, 36312), (18156, 35190), (18360, 34799), (18423, 34680), (19224, 33235), (19941, 32040), (20470, 31212), (20808, 30705), (21114, 30260), (22695, 28152), (23460, 27234), (24030, 26588), (24564, 26010), (24840, 25721)]