257382360

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1$

素因数の和:192

約数の個数: 320

約数和(自身を含む): 943509600

約数和(自身を除く): 686127240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 37, 38, 40, 45, 54, 57, 60, 72, 74, 76, 81, 90, 95, 108, 111, 113, 114, 120, 135, 148, 152, 162, 171, 180, 185, 190, 216, 222, 226, 228, 270, 285, 296, 324, 333, 339, 342, 360, 370, 380, 405, 444, 452, 456, 513, 540, 555, 565, 570, 648, 666, 678, 684, 703, 740, 760, 810, 855, 888, 904, 999, 1017, 1026, 1080, 1110, 1130, 1140, 1332, 1356, 1368, 1406, 1480, 1539, 1620, 1665, 1695, 1710, 1998, 2034, 2052, 2109, 2147, 2220, 2260, 2280, 2565, 2664, 2712, 2812, 2997, 3051, 3078, 3240, 3330, 3390, 3420, 3515, 3996, 4068, 4104, 4181, 4218, 4294, 4440, 4520, 4995, 5085, 5130, 5624, 5994, 6102, 6156, 6327, 6441, 6660, 6780, 6840, 7030, 7695, 7992, 8136, 8362, 8436, 8588, 9153, 9990, 10170, 10260, 10545, 10735, 11988, 12204, 12312, 12543, 12654, 12882, 13320, 13560, 14060, 14985, 15255, 15390, 16724, 16872, 17176, 18306, 18981, 19323, 19980, 20340, 20520, 20905, 21090, 21470, 23976, 24408, 25086, 25308, 25764, 28120, 29970, 30510, 30780, 31635, 32205, 33448, 36612, 37629, 37962, 38646, 39960, 40680, 41810, 42180, 42940, 45765, 50172, 50616, 51528, 56943, 57969, 59940, 61020, 61560, 62715, 63270, 64410, 73224, 75258, 75924, 77292, 79439, 83620, 84360, 85880, 91530, 94905, 96615, 100344, 112887, 113886, 115938, 119880, 122040, 125430, 126540, 128820, 150516, 151848, 154584, 158878, 167240, 173907, 183060, 188145, 189810, 193230, 225774, 227772, 231876, 238317, 250860, 253080, 257640, 284715, 289845, 301032, 317756, 338661, 347814, 366120, 376290, 379620, 386460, 397195, 451548, 455544, 463752, 476634, 501720, 564435, 569430, 579690, 635512, 677322, 695628, 714951, 752580, 759240, 772920, 794390, 869535, 903096, 953268, 1128870, 1138860, 1159380, 1191585, 1354644, 1391256, 1429902, 1505160, 1588780, 1693305, 1739070, 1906536, 2144853, 2257740, 2277720, 2318760, 2383170, 2709288, 2859804, 3177560, 3386610, 3478140, 3574755, 4289706, 4515480, 4766340, 5719608, 6434559, 6773220, 6956280, 7149510, 8579412, 9532680, 10724265, 12869118, 13546440, 14299020, 17158824, 21448530, 25738236, 28598040, 32172795, 42897060, 51476472, 64345590, 85794120, 128691180, 257382360]

約数ペア:

[(1, 257382360), (2, 128691180), (3, 85794120), (4, 64345590), (5, 51476472), (6, 42897060), (8, 32172795), (9, 28598040), (10, 25738236), (12, 21448530), (15, 17158824), (18, 14299020), (19, 13546440), (20, 12869118), (24, 10724265), (27, 9532680), (30, 8579412), (36, 7149510), (37, 6956280), (38, 6773220), (40, 6434559), (45, 5719608), (54, 4766340), (57, 4515480), (60, 4289706), (72, 3574755), (74, 3478140), (76, 3386610), (81, 3177560), (90, 2859804), (95, 2709288), (108, 2383170), (111, 2318760), (113, 2277720), (114, 2257740), (120, 2144853), (135, 1906536), (148, 1739070), (152, 1693305), (162, 1588780), (171, 1505160), (180, 1429902), (185, 1391256), (190, 1354644), (216, 1191585), (222, 1159380), (226, 1138860), (228, 1128870), (270, 953268), (285, 903096), (296, 869535), (324, 794390), (333, 772920), (339, 759240), (342, 752580), (360, 714951), (370, 695628), (380, 677322), (405, 635512), (444, 579690), (452, 569430), (456, 564435), (513, 501720), (540, 476634), (555, 463752), (565, 455544), (570, 451548), (648, 397195), (666, 386460), (678, 379620), (684, 376290), (703, 366120), (740, 347814), (760, 338661), (810, 317756), (855, 301032), (888, 289845), (904, 284715), (999, 257640), (1017, 253080), (1026, 250860), (1080, 238317), (1110, 231876), (1130, 227772), (1140, 225774), (1332, 193230), (1356, 189810), (1368, 188145), (1406, 183060), (1480, 173907), (1539, 167240), (1620, 158878), (1665, 154584), (1695, 151848), (1710, 150516), (1998, 128820), (2034, 126540), (2052, 125430), (2109, 122040), (2147, 119880), (2220, 115938), (2260, 113886), (2280, 112887), (2565, 100344), (2664, 96615), (2712, 94905), (2812, 91530), (2997, 85880), (3051, 84360), (3078, 83620), (3240, 79439), (3330, 77292), (3390, 75924), (3420, 75258), (3515, 73224), (3996, 64410), (4068, 63270), (4104, 62715), (4181, 61560), (4218, 61020), (4294, 59940), (4440, 57969), (4520, 56943), (4995, 51528), (5085, 50616), (5130, 50172), (5624, 45765), (5994, 42940), (6102, 42180), (6156, 41810), (6327, 40680), (6441, 39960), (6660, 38646), (6780, 37962), (6840, 37629), (7030, 36612), (7695, 33448), (7992, 32205), (8136, 31635), (8362, 30780), (8436, 30510), (8588, 29970), (9153, 28120), (9990, 25764), (10170, 25308), (10260, 25086), (10545, 24408), (10735, 23976), (11988, 21470), (12204, 21090), (12312, 20905), (12543, 20520), (12654, 20340), (12882, 19980), (13320, 19323), (13560, 18981), (14060, 18306), (14985, 17176), (15255, 16872), (15390, 16724)]