397732790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{613}}^1$

素因数の和:694

約数の個数: 128

約数和(自身を含む): 950648832

約数和(自身を除く): 552916042

約数列:

[1, 2, 5, 7, 10, 13, 14, 23, 26, 31, 35, 46, 62, 65, 70, 91, 115, 130, 155, 161, 182, 217, 230, 299, 310, 322, 403, 434, 455, 598, 613, 713, 805, 806, 910, 1085, 1226, 1426, 1495, 1610, 2015, 2093, 2170, 2821, 2990, 3065, 3565, 4030, 4186, 4291, 4991, 5642, 6130, 7130, 7969, 8582, 9269, 9982, 10465, 14099, 14105, 15938, 18538, 19003, 20930, 21455, 24955, 28198, 28210, 38006, 39845, 42910, 46345, 49910, 55783, 64883, 70495, 79690, 92690, 95015, 98693, 111566, 129766, 133021, 140990, 183287, 190030, 197386, 247039, 266042, 278915, 324415, 366574, 437069, 493465, 494078, 557830, 648830, 665105, 874138, 916435, 986930, 1235195, 1283009, 1330210, 1729273, 1832870, 2185345, 2470390, 2566018, 3059483, 3458546, 4370690, 5681897, 6118966, 6415045, 8646365, 11363794, 12830090, 15297415, 17292730, 28409485, 30594830, 39773279, 56818970, 79546558, 198866395, 397732790]

約数ペア:

[(1, 397732790), (2, 198866395), (5, 79546558), (7, 56818970), (10, 39773279), (13, 30594830), (14, 28409485), (23, 17292730), (26, 15297415), (31, 12830090), (35, 11363794), (46, 8646365), (62, 6415045), (65, 6118966), (70, 5681897), (91, 4370690), (115, 3458546), (130, 3059483), (155, 2566018), (161, 2470390), (182, 2185345), (217, 1832870), (230, 1729273), (299, 1330210), (310, 1283009), (322, 1235195), (403, 986930), (434, 916435), (455, 874138), (598, 665105), (613, 648830), (713, 557830), (805, 494078), (806, 493465), (910, 437069), (1085, 366574), (1226, 324415), (1426, 278915), (1495, 266042), (1610, 247039), (2015, 197386), (2093, 190030), (2170, 183287), (2821, 140990), (2990, 133021), (3065, 129766), (3565, 111566), (4030, 98693), (4186, 95015), (4291, 92690), (4991, 79690), (5642, 70495), (6130, 64883), (7130, 55783), (7969, 49910), (8582, 46345), (9269, 42910), (9982, 39845), (10465, 38006), (14099, 28210), (14105, 28198), (15938, 24955), (18538, 21455), (19003, 20930)]