321263280

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{673}}^1$

素因数の和:725

約数の個数: 320

約数和(自身を含む): 1263669120

約数和(自身を除く): 942405840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 27, 30, 34, 36, 39, 40, 45, 48, 51, 52, 54, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 108, 117, 120, 130, 135, 136, 144, 153, 156, 170, 180, 195, 204, 208, 216, 221, 234, 240, 255, 260, 270, 272, 306, 312, 340, 351, 360, 390, 408, 432, 442, 459, 468, 510, 520, 540, 585, 612, 624, 663, 673, 680, 702, 720, 765, 780, 816, 884, 918, 936, 1020, 1040, 1080, 1105, 1170, 1224, 1326, 1346, 1360, 1404, 1530, 1560, 1755, 1768, 1836, 1872, 1989, 2019, 2040, 2160, 2210, 2295, 2340, 2448, 2652, 2692, 2808, 3060, 3120, 3315, 3365, 3510, 3536, 3672, 3978, 4038, 4080, 4420, 4590, 4680, 5304, 5384, 5616, 5967, 6057, 6120, 6630, 6730, 7020, 7344, 7956, 8076, 8749, 8840, 9180, 9360, 9945, 10095, 10608, 10768, 11441, 11934, 12114, 12240, 13260, 13460, 14040, 15912, 16152, 17498, 17680, 18171, 18360, 19890, 20190, 22882, 23868, 24228, 26247, 26520, 26920, 28080, 29835, 30285, 31824, 32304, 34323, 34996, 36342, 36720, 39780, 40380, 43745, 45764, 47736, 48456, 52494, 53040, 53840, 57205, 59670, 60570, 68646, 69992, 72684, 78741, 79560, 80760, 87490, 90855, 91528, 95472, 96912, 102969, 104988, 114410, 119340, 121140, 131235, 137292, 139984, 145368, 148733, 157482, 159120, 161520, 171615, 174980, 181710, 183056, 205938, 209976, 228820, 236223, 238680, 242280, 262470, 274584, 290736, 297466, 308907, 314964, 343230, 349960, 363420, 393705, 411876, 419952, 446199, 457640, 472446, 477360, 484560, 514845, 524940, 549168, 594932, 617814, 629928, 686460, 699920, 726840, 743665, 787410, 823752, 892398, 915280, 944892, 1029690, 1049880, 1181115, 1189864, 1235628, 1259856, 1338597, 1372920, 1453680, 1487330, 1544535, 1574820, 1647504, 1784796, 1889784, 2059380, 2099760, 2230995, 2362230, 2379728, 2471256, 2677194, 2745840, 2974660, 3089070, 3149640, 3569592, 3779568, 4015791, 4118760, 4461990, 4724460, 4942512, 5354388, 5949320, 6178140, 6299280, 6692985, 7139184, 8031582, 8237520, 8923980, 9448920, 10708776, 11898640, 12356280, 13385970, 16063164, 17847960, 18897840, 20078955, 21417552, 24712560, 26771940, 32126328, 35695920, 40157910, 53543880, 64252656, 80315820, 107087760, 160631640, 321263280]

約数ペア:

[(1, 321263280), (2, 160631640), (3, 107087760), (4, 80315820), (5, 64252656), (6, 53543880), (8, 40157910), (9, 35695920), (10, 32126328), (12, 26771940), (13, 24712560), (15, 21417552), (16, 20078955), (17, 18897840), (18, 17847960), (20, 16063164), (24, 13385970), (26, 12356280), (27, 11898640), (30, 10708776), (34, 9448920), (36, 8923980), (39, 8237520), (40, 8031582), (45, 7139184), (48, 6692985), (51, 6299280), (52, 6178140), (54, 5949320), (60, 5354388), (65, 4942512), (68, 4724460), (72, 4461990), (78, 4118760), (80, 4015791), (85, 3779568), (90, 3569592), (102, 3149640), (104, 3089070), (108, 2974660), (117, 2745840), (120, 2677194), (130, 2471256), (135, 2379728), (136, 2362230), (144, 2230995), (153, 2099760), (156, 2059380), (170, 1889784), (180, 1784796), (195, 1647504), (204, 1574820), (208, 1544535), (216, 1487330), (221, 1453680), (234, 1372920), (240, 1338597), (255, 1259856), (260, 1235628), (270, 1189864), (272, 1181115), (306, 1049880), (312, 1029690), (340, 944892), (351, 915280), (360, 892398), (390, 823752), (408, 787410), (432, 743665), (442, 726840), (459, 699920), (468, 686460), (510, 629928), (520, 617814), (540, 594932), (585, 549168), (612, 524940), (624, 514845), (663, 484560), (673, 477360), (680, 472446), (702, 457640), (720, 446199), (765, 419952), (780, 411876), (816, 393705), (884, 363420), (918, 349960), (936, 343230), (1020, 314964), (1040, 308907), (1080, 297466), (1105, 290736), (1170, 274584), (1224, 262470), (1326, 242280), (1346, 238680), (1360, 236223), (1404, 228820), (1530, 209976), (1560, 205938), (1755, 183056), (1768, 181710), (1836, 174980), (1872, 171615), (1989, 161520), (2019, 159120), (2040, 157482), (2160, 148733), (2210, 145368), (2295, 139984), (2340, 137292), (2448, 131235), (2652, 121140), (2692, 119340), (2808, 114410), (3060, 104988), (3120, 102969), (3315, 96912), (3365, 95472), (3510, 91528), (3536, 90855), (3672, 87490), (3978, 80760), (4038, 79560), (4080, 78741), (4420, 72684), (4590, 69992), (4680, 68646), (5304, 60570), (5384, 59670), (5616, 57205), (5967, 53840), (6057, 53040), (6120, 52494), (6630, 48456), (6730, 47736), (7020, 45764), (7344, 43745), (7956, 40380), (8076, 39780), (8749, 36720), (8840, 36342), (9180, 34996), (9360, 34323), (9945, 32304), (10095, 31824), (10608, 30285), (10768, 29835), (11441, 28080), (11934, 26920), (12114, 26520), (12240, 26247), (13260, 24228), (13460, 23868), (14040, 22882), (15912, 20190), (16152, 19890), (17498, 18360), (17680, 18171)]