18574920

素因数分解:

$2^3\times 3^6\times 5^1\times 7^2\times {\mathrm{13}}^1$

素因数の和:56

約数の個数: 336

約数和(自身を含む): 78499260

約数和(自身を除く): 59924340

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 27, 28, 30, 35, 36, 39, 40, 42, 45, 49, 52, 54, 56, 60, 63, 65, 70, 72, 78, 81, 84, 90, 91, 98, 104, 105, 108, 117, 120, 126, 130, 135, 140, 147, 156, 162, 168, 180, 182, 189, 195, 196, 210, 216, 234, 243, 245, 252, 260, 270, 273, 280, 294, 312, 315, 324, 351, 360, 364, 378, 390, 392, 405, 420, 441, 455, 468, 486, 490, 504, 520, 540, 546, 567, 585, 588, 630, 637, 648, 702, 728, 729, 735, 756, 780, 810, 819, 840, 882, 910, 936, 945, 972, 980, 1053, 1080, 1092, 1134, 1170, 1176, 1215, 1260, 1274, 1323, 1365, 1404, 1458, 1470, 1512, 1560, 1620, 1638, 1701, 1755, 1764, 1820, 1890, 1911, 1944, 1960, 2106, 2184, 2205, 2268, 2340, 2430, 2457, 2520, 2548, 2646, 2730, 2808, 2835, 2916, 2940, 3159, 3185, 3240, 3276, 3402, 3510, 3528, 3640, 3645, 3780, 3822, 3969, 4095, 4212, 4410, 4536, 4680, 4860, 4914, 5096, 5103, 5265, 5292, 5460, 5670, 5733, 5832, 5880, 6318, 6370, 6552, 6615, 6804, 7020, 7290, 7371, 7560, 7644, 7938, 8190, 8424, 8505, 8820, 9477, 9555, 9720, 9828, 10206, 10530, 10584, 10920, 11340, 11466, 11907, 12285, 12636, 12740, 13230, 13608, 14040, 14580, 14742, 15288, 15795, 15876, 16380, 17010, 17199, 17640, 18954, 19110, 19656, 19845, 20412, 21060, 22113, 22680, 22932, 23814, 24570, 25272, 25480, 25515, 26460, 28665, 29160, 29484, 31590, 31752, 32760, 34020, 34398, 35721, 36855, 37908, 38220, 39690, 40824, 42120, 44226, 45864, 47385, 47628, 49140, 51030, 51597, 52920, 57330, 58968, 59535, 63180, 66339, 68040, 68796, 71442, 73710, 75816, 76440, 79380, 85995, 88452, 94770, 95256, 98280, 102060, 103194, 110565, 114660, 119070, 126360, 132678, 137592, 142884, 147420, 154791, 158760, 171990, 176904, 178605, 189540, 204120, 206388, 221130, 229320, 238140, 257985, 265356, 285768, 294840, 309582, 331695, 343980, 357210, 379080, 412776, 442260, 464373, 476280, 515970, 530712, 619164, 663390, 687960, 714420, 773955, 884520, 928746, 1031940, 1238328, 1326780, 1428840, 1547910, 1857492, 2063880, 2321865, 2653560, 3095820, 3714984, 4643730, 6191640, 9287460, 18574920]

約数ペア:

[(1, 18574920), (2, 9287460), (3, 6191640), (4, 4643730), (5, 3714984), (6, 3095820), (7, 2653560), (8, 2321865), (9, 2063880), (10, 1857492), (12, 1547910), (13, 1428840), (14, 1326780), (15, 1238328), (18, 1031940), (20, 928746), (21, 884520), (24, 773955), (26, 714420), (27, 687960), (28, 663390), (30, 619164), (35, 530712), (36, 515970), (39, 476280), (40, 464373), (42, 442260), (45, 412776), (49, 379080), (52, 357210), (54, 343980), (56, 331695), (60, 309582), (63, 294840), (65, 285768), (70, 265356), (72, 257985), (78, 238140), (81, 229320), (84, 221130), (90, 206388), (91, 204120), (98, 189540), (104, 178605), (105, 176904), (108, 171990), (117, 158760), (120, 154791), (126, 147420), (130, 142884), (135, 137592), (140, 132678), (147, 126360), (156, 119070), (162, 114660), (168, 110565), (180, 103194), (182, 102060), (189, 98280), (195, 95256), (196, 94770), (210, 88452), (216, 85995), (234, 79380), (243, 76440), (245, 75816), (252, 73710), (260, 71442), (270, 68796), (273, 68040), (280, 66339), (294, 63180), (312, 59535), (315, 58968), (324, 57330), (351, 52920), (360, 51597), (364, 51030), (378, 49140), (390, 47628), (392, 47385), (405, 45864), (420, 44226), (441, 42120), (455, 40824), (468, 39690), (486, 38220), (490, 37908), (504, 36855), (520, 35721), (540, 34398), (546, 34020), (567, 32760), (585, 31752), (588, 31590), (630, 29484), (637, 29160), (648, 28665), (702, 26460), (728, 25515), (729, 25480), (735, 25272), (756, 24570), (780, 23814), (810, 22932), (819, 22680), (840, 22113), (882, 21060), (910, 20412), (936, 19845), (945, 19656), (972, 19110), (980, 18954), (1053, 17640), (1080, 17199), (1092, 17010), (1134, 16380), (1170, 15876), (1176, 15795), (1215, 15288), (1260, 14742), (1274, 14580), (1323, 14040), (1365, 13608), (1404, 13230), (1458, 12740), (1470, 12636), (1512, 12285), (1560, 11907), (1620, 11466), (1638, 11340), (1701, 10920), (1755, 10584), (1764, 10530), (1820, 10206), (1890, 9828), (1911, 9720), (1944, 9555), (1960, 9477), (2106, 8820), (2184, 8505), (2205, 8424), (2268, 8190), (2340, 7938), (2430, 7644), (2457, 7560), (2520, 7371), (2548, 7290), (2646, 7020), (2730, 6804), (2808, 6615), (2835, 6552), (2916, 6370), (2940, 6318), (3159, 5880), (3185, 5832), (3240, 5733), (3276, 5670), (3402, 5460), (3510, 5292), (3528, 5265), (3640, 5103), (3645, 5096), (3780, 4914), (3822, 4860), (3969, 4680), (4095, 4536), (4212, 4410)]