639431520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14639}}^1$

素因数の和:14677

約数の個数: 192

約数和(自身を含む): 2479196160

約数和(自身を除く): 1839764640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 4368, 5460, 6240, 7280, 8736, 10920, 14560, 14639, 21840, 29278, 43680, 43917, 58556, 73195, 87834, 102473, 117112, 146390, 175668, 190307, 204946, 219585, 234224, 292780, 307419, 351336, 380614, 409892, 439170, 468448, 512365, 570921, 585560, 614838, 702672, 761228, 819784, 878340, 951535, 1024730, 1141842, 1171120, 1229676, 1332149, 1405344, 1522456, 1537095, 1639568, 1756680, 1903070, 2049460, 2283684, 2342240, 2459352, 2664298, 2854605, 3044912, 3074190, 3279136, 3513360, 3806140, 3996447, 4098920, 4567368, 4918704, 5328596, 5709210, 6089824, 6148380, 6660745, 7026720, 7612280, 7992894, 8197840, 9134736, 9837408, 10657192, 11418420, 12296760, 13321490, 15224560, 15985788, 16395680, 18269472, 19982235, 21314384, 22836840, 24593520, 26642980, 30449120, 31971576, 39964470, 42628768, 45673680, 49187040, 53285960, 63943152, 79928940, 91347360, 106571920, 127886304, 159857880, 213143840, 319715760, 639431520]

約数ペア:

[(1, 639431520), (2, 319715760), (3, 213143840), (4, 159857880), (5, 127886304), (6, 106571920), (7, 91347360), (8, 79928940), (10, 63943152), (12, 53285960), (13, 49187040), (14, 45673680), (15, 42628768), (16, 39964470), (20, 31971576), (21, 30449120), (24, 26642980), (26, 24593520), (28, 22836840), (30, 21314384), (32, 19982235), (35, 18269472), (39, 16395680), (40, 15985788), (42, 15224560), (48, 13321490), (52, 12296760), (56, 11418420), (60, 10657192), (65, 9837408), (70, 9134736), (78, 8197840), (80, 7992894), (84, 7612280), (91, 7026720), (96, 6660745), (104, 6148380), (105, 6089824), (112, 5709210), (120, 5328596), (130, 4918704), (140, 4567368), (156, 4098920), (160, 3996447), (168, 3806140), (182, 3513360), (195, 3279136), (208, 3074190), (210, 3044912), (224, 2854605), (240, 2664298), (260, 2459352), (273, 2342240), (280, 2283684), (312, 2049460), (336, 1903070), (364, 1756680), (390, 1639568), (416, 1537095), (420, 1522456), (455, 1405344), (480, 1332149), (520, 1229676), (546, 1171120), (560, 1141842), (624, 1024730), (672, 951535), (728, 878340), (780, 819784), (840, 761228), (910, 702672), (1040, 614838), (1092, 585560), (1120, 570921), (1248, 512365), (1365, 468448), (1456, 439170), (1560, 409892), (1680, 380614), (1820, 351336), (2080, 307419), (2184, 292780), (2730, 234224), (2912, 219585), (3120, 204946), (3360, 190307), (3640, 175668), (4368, 146390), (5460, 117112), (6240, 102473), (7280, 87834), (8736, 73195), (10920, 58556), (14560, 43917), (14639, 43680), (21840, 29278)]