788207240

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{953}}^1$

素因数の和:1047

約数の個数: 128

約数和(自身を含む): 1978214400

約数和(自身を除く): 1190007160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 29, 31, 40, 46, 58, 62, 92, 115, 116, 124, 145, 155, 184, 230, 232, 248, 290, 310, 460, 580, 620, 667, 713, 899, 920, 953, 1160, 1240, 1334, 1426, 1798, 1906, 2668, 2852, 3335, 3565, 3596, 3812, 4495, 4765, 5336, 5704, 6670, 7130, 7192, 7624, 8990, 9530, 13340, 14260, 17980, 19060, 20677, 21919, 26680, 27637, 28520, 29543, 35960, 38120, 41354, 43838, 55274, 59086, 82708, 87676, 103385, 109595, 110548, 118172, 138185, 147715, 165416, 175352, 206770, 219190, 221096, 236344, 276370, 295430, 413540, 438380, 552740, 590860, 635651, 679489, 827080, 856747, 876760, 1105480, 1181720, 1271302, 1358978, 1713494, 2542604, 2717956, 3178255, 3397445, 3426988, 4283735, 5085208, 5435912, 6356510, 6794890, 6853976, 8567470, 12713020, 13589780, 17134940, 19705181, 25426040, 27179560, 34269880, 39410362, 78820724, 98525905, 157641448, 197051810, 394103620, 788207240]

約数ペア:

[(1, 788207240), (2, 394103620), (4, 197051810), (5, 157641448), (8, 98525905), (10, 78820724), (20, 39410362), (23, 34269880), (29, 27179560), (31, 25426040), (40, 19705181), (46, 17134940), (58, 13589780), (62, 12713020), (92, 8567470), (115, 6853976), (116, 6794890), (124, 6356510), (145, 5435912), (155, 5085208), (184, 4283735), (230, 3426988), (232, 3397445), (248, 3178255), (290, 2717956), (310, 2542604), (460, 1713494), (580, 1358978), (620, 1271302), (667, 1181720), (713, 1105480), (899, 876760), (920, 856747), (953, 827080), (1160, 679489), (1240, 635651), (1334, 590860), (1426, 552740), (1798, 438380), (1906, 413540), (2668, 295430), (2852, 276370), (3335, 236344), (3565, 221096), (3596, 219190), (3812, 206770), (4495, 175352), (4765, 165416), (5336, 147715), (5704, 138185), (6670, 118172), (7130, 110548), (7192, 109595), (7624, 103385), (8990, 87676), (9530, 82708), (13340, 59086), (14260, 55274), (17980, 43838), (19060, 41354), (20677, 38120), (21919, 35960), (26680, 29543), (27637, 28520)]