78909480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1297}}^1$

素因数の和:1340

約数の個数: 144

約数和(自身を含む): 277914780

約数和(自身を除く): 199005300

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 90, 104, 117, 120, 130, 156, 169, 180, 195, 234, 260, 312, 338, 360, 390, 468, 507, 520, 585, 676, 780, 845, 936, 1014, 1170, 1297, 1352, 1521, 1560, 1690, 2028, 2340, 2535, 2594, 3042, 3380, 3891, 4056, 4680, 5070, 5188, 6084, 6485, 6760, 7605, 7782, 10140, 10376, 11673, 12168, 12970, 15210, 15564, 16861, 19455, 20280, 23346, 25940, 30420, 31128, 33722, 38910, 46692, 50583, 51880, 58365, 60840, 67444, 77820, 84305, 93384, 101166, 116730, 134888, 151749, 155640, 168610, 202332, 219193, 233460, 252915, 303498, 337220, 404664, 438386, 466920, 505830, 606996, 657579, 674440, 758745, 876772, 1011660, 1095965, 1213992, 1315158, 1517490, 1753544, 1972737, 2023320, 2191930, 2630316, 3034980, 3287895, 3945474, 4383860, 5260632, 6069960, 6575790, 7890948, 8767720, 9863685, 13151580, 15781896, 19727370, 26303160, 39454740, 78909480]

約数ペア:

[(1, 78909480), (2, 39454740), (3, 26303160), (4, 19727370), (5, 15781896), (6, 13151580), (8, 9863685), (9, 8767720), (10, 7890948), (12, 6575790), (13, 6069960), (15, 5260632), (18, 4383860), (20, 3945474), (24, 3287895), (26, 3034980), (30, 2630316), (36, 2191930), (39, 2023320), (40, 1972737), (45, 1753544), (52, 1517490), (60, 1315158), (65, 1213992), (72, 1095965), (78, 1011660), (90, 876772), (104, 758745), (117, 674440), (120, 657579), (130, 606996), (156, 505830), (169, 466920), (180, 438386), (195, 404664), (234, 337220), (260, 303498), (312, 252915), (338, 233460), (360, 219193), (390, 202332), (468, 168610), (507, 155640), (520, 151749), (585, 134888), (676, 116730), (780, 101166), (845, 93384), (936, 84305), (1014, 77820), (1170, 67444), (1297, 60840), (1352, 58365), (1521, 51880), (1560, 50583), (1690, 46692), (2028, 38910), (2340, 33722), (2535, 31128), (2594, 30420), (3042, 25940), (3380, 23346), (3891, 20280), (4056, 19455), (4680, 16861), (5070, 15564), (5188, 15210), (6084, 12970), (6485, 12168), (6760, 11673), (7605, 10376), (7782, 10140)]