78855660

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:317

約数の個数: 192

約数和(自身を含む): 270950400

約数和(自身を除く): 192094740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 47, 52, 54, 60, 65, 78, 90, 94, 108, 117, 130, 135, 141, 156, 180, 188, 195, 234, 235, 239, 260, 270, 282, 351, 390, 423, 468, 470, 478, 540, 564, 585, 611, 702, 705, 717, 780, 846, 940, 956, 1170, 1195, 1222, 1269, 1404, 1410, 1434, 1692, 1755, 1833, 2115, 2151, 2340, 2390, 2444, 2538, 2820, 2868, 3055, 3107, 3510, 3585, 3666, 4230, 4302, 4780, 5076, 5499, 6110, 6214, 6345, 6453, 7020, 7170, 7332, 8460, 8604, 9165, 9321, 10755, 10998, 11233, 12220, 12428, 12690, 12906, 14340, 15535, 16497, 18330, 18642, 21510, 21996, 22466, 25380, 25812, 27495, 27963, 31070, 32265, 32994, 33699, 36660, 37284, 43020, 44932, 46605, 54990, 55926, 56165, 62140, 64530, 65988, 67398, 82485, 83889, 93210, 101097, 109980, 111852, 112330, 129060, 134796, 139815, 146029, 164970, 167778, 168495, 186420, 202194, 224660, 279630, 292058, 303291, 329940, 335556, 336990, 404388, 419445, 438087, 505485, 559260, 584116, 606582, 673980, 730145, 838890, 876174, 1010970, 1213164, 1314261, 1460290, 1516455, 1677780, 1752348, 2021940, 2190435, 2628522, 2920580, 3032910, 3942783, 4380870, 5257044, 6065820, 6571305, 7885566, 8761740, 13142610, 15771132, 19713915, 26285220, 39427830, 78855660]

約数ペア:

[(1, 78855660), (2, 39427830), (3, 26285220), (4, 19713915), (5, 15771132), (6, 13142610), (9, 8761740), (10, 7885566), (12, 6571305), (13, 6065820), (15, 5257044), (18, 4380870), (20, 3942783), (26, 3032910), (27, 2920580), (30, 2628522), (36, 2190435), (39, 2021940), (45, 1752348), (47, 1677780), (52, 1516455), (54, 1460290), (60, 1314261), (65, 1213164), (78, 1010970), (90, 876174), (94, 838890), (108, 730145), (117, 673980), (130, 606582), (135, 584116), (141, 559260), (156, 505485), (180, 438087), (188, 419445), (195, 404388), (234, 336990), (235, 335556), (239, 329940), (260, 303291), (270, 292058), (282, 279630), (351, 224660), (390, 202194), (423, 186420), (468, 168495), (470, 167778), (478, 164970), (540, 146029), (564, 139815), (585, 134796), (611, 129060), (702, 112330), (705, 111852), (717, 109980), (780, 101097), (846, 93210), (940, 83889), (956, 82485), (1170, 67398), (1195, 65988), (1222, 64530), (1269, 62140), (1404, 56165), (1410, 55926), (1434, 54990), (1692, 46605), (1755, 44932), (1833, 43020), (2115, 37284), (2151, 36660), (2340, 33699), (2390, 32994), (2444, 32265), (2538, 31070), (2820, 27963), (2868, 27495), (3055, 25812), (3107, 25380), (3510, 22466), (3585, 21996), (3666, 21510), (4230, 18642), (4302, 18330), (4780, 16497), (5076, 15535), (5499, 14340), (6110, 12906), (6214, 12690), (6345, 12428), (6453, 12220), (7020, 11233), (7170, 10998), (7332, 10755), (8460, 9321), (8604, 9165)]