397478640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1$

素因数の和:272

約数の個数: 320

約数和(自身を含む): 1439907840

約数和(自身を除く): 1042429200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 23, 24, 26, 29, 30, 39, 40, 46, 48, 52, 58, 60, 65, 69, 78, 80, 87, 92, 104, 115, 116, 120, 130, 138, 145, 156, 174, 184, 191, 195, 208, 230, 232, 240, 260, 276, 290, 299, 312, 345, 348, 368, 377, 382, 390, 435, 460, 464, 520, 552, 573, 580, 598, 624, 667, 690, 696, 754, 764, 780, 870, 897, 920, 955, 1040, 1104, 1131, 1146, 1160, 1196, 1334, 1380, 1392, 1495, 1508, 1528, 1560, 1740, 1794, 1840, 1885, 1910, 2001, 2262, 2292, 2320, 2392, 2483, 2668, 2760, 2865, 2990, 3016, 3056, 3120, 3335, 3480, 3588, 3770, 3820, 4002, 4393, 4485, 4524, 4584, 4784, 4966, 5336, 5520, 5539, 5655, 5730, 5980, 6032, 6670, 6960, 7176, 7449, 7540, 7640, 8004, 8671, 8786, 8970, 9048, 9168, 9932, 10005, 10672, 11078, 11310, 11460, 11960, 12415, 13179, 13340, 14352, 14898, 15080, 15280, 16008, 16617, 17342, 17572, 17940, 18096, 19864, 20010, 21965, 22156, 22620, 22920, 23920, 24830, 26013, 26358, 26680, 27695, 29796, 30160, 32016, 33234, 34684, 35144, 35880, 37245, 39728, 40020, 43355, 43930, 44312, 45240, 45840, 49660, 52026, 52716, 53360, 55390, 57109, 59592, 65895, 66468, 69368, 70288, 71760, 72007, 74490, 80040, 83085, 86710, 87860, 88624, 90480, 99320, 104052, 105432, 110780, 114218, 119184, 127397, 130065, 131790, 132936, 138736, 144014, 148980, 160080, 166170, 171327, 173420, 175720, 198640, 208104, 210864, 216021, 221560, 228436, 254794, 260130, 263580, 265872, 285545, 288028, 297960, 332340, 342654, 346840, 351440, 360035, 382191, 416208, 432042, 443120, 456872, 509588, 520260, 527160, 571090, 576056, 595920, 636985, 664680, 685308, 693680, 720070, 764382, 856635, 864084, 913744, 1019176, 1040520, 1054320, 1080105, 1142180, 1152112, 1273970, 1329360, 1370616, 1440140, 1528764, 1656161, 1713270, 1728168, 1910955, 2038352, 2081040, 2160210, 2284360, 2547940, 2741232, 2880280, 3057528, 3312322, 3426540, 3456336, 3821910, 4320420, 4568720, 4968483, 5095880, 5760560, 6115056, 6624644, 6853080, 7643820, 8280805, 8640840, 9936966, 10191760, 13249288, 13706160, 15287640, 16561610, 17281680, 19873932, 24842415, 26498576, 30575280, 33123220, 39747864, 49684830, 66246440, 79495728, 99369660, 132492880, 198739320, 397478640]

約数ペア:

[(1, 397478640), (2, 198739320), (3, 132492880), (4, 99369660), (5, 79495728), (6, 66246440), (8, 49684830), (10, 39747864), (12, 33123220), (13, 30575280), (15, 26498576), (16, 24842415), (20, 19873932), (23, 17281680), (24, 16561610), (26, 15287640), (29, 13706160), (30, 13249288), (39, 10191760), (40, 9936966), (46, 8640840), (48, 8280805), (52, 7643820), (58, 6853080), (60, 6624644), (65, 6115056), (69, 5760560), (78, 5095880), (80, 4968483), (87, 4568720), (92, 4320420), (104, 3821910), (115, 3456336), (116, 3426540), (120, 3312322), (130, 3057528), (138, 2880280), (145, 2741232), (156, 2547940), (174, 2284360), (184, 2160210), (191, 2081040), (195, 2038352), (208, 1910955), (230, 1728168), (232, 1713270), (240, 1656161), (260, 1528764), (276, 1440140), (290, 1370616), (299, 1329360), (312, 1273970), (345, 1152112), (348, 1142180), (368, 1080105), (377, 1054320), (382, 1040520), (390, 1019176), (435, 913744), (460, 864084), (464, 856635), (520, 764382), (552, 720070), (573, 693680), (580, 685308), (598, 664680), (624, 636985), (667, 595920), (690, 576056), (696, 571090), (754, 527160), (764, 520260), (780, 509588), (870, 456872), (897, 443120), (920, 432042), (955, 416208), (1040, 382191), (1104, 360035), (1131, 351440), (1146, 346840), (1160, 342654), (1196, 332340), (1334, 297960), (1380, 288028), (1392, 285545), (1495, 265872), (1508, 263580), (1528, 260130), (1560, 254794), (1740, 228436), (1794, 221560), (1840, 216021), (1885, 210864), (1910, 208104), (2001, 198640), (2262, 175720), (2292, 173420), (2320, 171327), (2392, 166170), (2483, 160080), (2668, 148980), (2760, 144014), (2865, 138736), (2990, 132936), (3016, 131790), (3056, 130065), (3120, 127397), (3335, 119184), (3480, 114218), (3588, 110780), (3770, 105432), (3820, 104052), (4002, 99320), (4393, 90480), (4485, 88624), (4524, 87860), (4584, 86710), (4784, 83085), (4966, 80040), (5336, 74490), (5520, 72007), (5539, 71760), (5655, 70288), (5730, 69368), (5980, 66468), (6032, 65895), (6670, 59592), (6960, 57109), (7176, 55390), (7449, 53360), (7540, 52716), (7640, 52026), (8004, 49660), (8671, 45840), (8786, 45240), (8970, 44312), (9048, 43930), (9168, 43355), (9932, 40020), (10005, 39728), (10672, 37245), (11078, 35880), (11310, 35144), (11460, 34684), (11960, 33234), (12415, 32016), (13179, 30160), (13340, 29796), (14352, 27695), (14898, 26680), (15080, 26358), (15280, 26013), (16008, 24830), (16617, 23920), (17342, 22920), (17572, 22620), (17940, 22156), (18096, 21965), (19864, 20010)]