309089441960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{66347}}^1$

素因数の和:66436

約数の個数: 192

約数和(自身を含む): 821271467520

約数和(自身を除く): 512182025560

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 260, 289, 310, 340, 403, 442, 520, 527, 578, 620, 680, 806, 884, 1054, 1105, 1156, 1240, 1445, 1612, 1768, 2015, 2108, 2210, 2312, 2635, 2890, 3224, 3757, 4030, 4216, 4420, 5270, 5780, 6851, 7514, 8060, 8840, 8959, 10540, 11560, 13702, 15028, 16120, 17918, 18785, 21080, 27404, 30056, 34255, 35836, 37570, 44795, 54808, 66347, 68510, 71672, 75140, 89590, 116467, 132694, 137020, 150280, 179180, 232934, 265388, 274040, 331735, 358360, 465868, 530776, 582335, 663470, 862511, 931736, 1127899, 1164670, 1326940, 1725022, 2056757, 2255798, 2329340, 2653880, 3450044, 4113514, 4312555, 4511596, 4658680, 5639495, 6900088, 8227028, 8625110, 9023192, 10283785, 11278990, 14662687, 16454056, 17250220, 19174283, 20567570, 22557980, 26737841, 29325374, 34500440, 34964869, 38348566, 41135140, 45115960, 53475682, 58650748, 69929738, 73313435, 76697132, 82270280, 95871415, 106951364, 117301496, 133689205, 139859476, 146626870, 153394264, 174824345, 191742830, 213902728, 249265679, 267378410, 279718952, 293253740, 349648690, 383485660, 454543297, 498531358, 534756820, 586507480, 594402773, 699297380, 766971320, 909086594, 997062716, 1069513640, 1188805546, 1246328395, 1398594760, 1818173188, 1994125432, 2272716485, 2377611092, 2492656790, 2972013865, 3636346376, 4545432970, 4755222184, 4985313580, 5944027730, 7727236049, 9090865940, 9970627160, 11888055460, 15454472098, 18181731880, 23776110920, 30908944196, 38636180245, 61817888392, 77272360490, 154544720980, 309089441960]

約数ペア:

[(1, 309089441960), (2, 154544720980), (4, 77272360490), (5, 61817888392), (8, 38636180245), (10, 30908944196), (13, 23776110920), (17, 18181731880), (20, 15454472098), (26, 11888055460), (31, 9970627160), (34, 9090865940), (40, 7727236049), (52, 5944027730), (62, 4985313580), (65, 4755222184), (68, 4545432970), (85, 3636346376), (104, 2972013865), (124, 2492656790), (130, 2377611092), (136, 2272716485), (155, 1994125432), (170, 1818173188), (221, 1398594760), (248, 1246328395), (260, 1188805546), (289, 1069513640), (310, 997062716), (340, 909086594), (403, 766971320), (442, 699297380), (520, 594402773), (527, 586507480), (578, 534756820), (620, 498531358), (680, 454543297), (806, 383485660), (884, 349648690), (1054, 293253740), (1105, 279718952), (1156, 267378410), (1240, 249265679), (1445, 213902728), (1612, 191742830), (1768, 174824345), (2015, 153394264), (2108, 146626870), (2210, 139859476), (2312, 133689205), (2635, 117301496), (2890, 106951364), (3224, 95871415), (3757, 82270280), (4030, 76697132), (4216, 73313435), (4420, 69929738), (5270, 58650748), (5780, 53475682), (6851, 45115960), (7514, 41135140), (8060, 38348566), (8840, 34964869), (8959, 34500440), (10540, 29325374), (11560, 26737841), (13702, 22557980), (15028, 20567570), (16120, 19174283), (17918, 17250220), (18785, 16454056), (21080, 14662687), (27404, 11278990), (30056, 10283785), (34255, 9023192), (35836, 8625110), (37570, 8227028), (44795, 6900088), (54808, 5639495), (66347, 4658680), (68510, 4511596), (71672, 4312555), (75140, 4113514), (89590, 3450044), (116467, 2653880), (132694, 2329340), (137020, 2255798), (150280, 2056757), (179180, 1725022), (232934, 1326940), (265388, 1164670), (274040, 1127899), (331735, 931736), (358360, 862511), (465868, 663470), (530776, 582335)]