78727740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14419}}^1$

素因数の和:14451

約数の個数: 96

約数和(自身を含む): 271326720

約数和(自身を除く): 192598980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 14419, 28838, 43257, 57676, 72095, 86514, 100933, 144190, 173028, 187447, 201866, 216285, 288380, 302799, 374894, 403732, 432570, 504665, 562341, 605598, 749788, 865140, 937235, 1009330, 1124682, 1211196, 1312129, 1513995, 1874470, 2018660, 2249364, 2624258, 2811705, 3027990, 3748940, 3936387, 5248516, 5623410, 6055980, 6560645, 7872774, 11246820, 13121290, 15745548, 19681935, 26242580, 39363870, 78727740]

約数ペア:

[(1, 78727740), (2, 39363870), (3, 26242580), (4, 19681935), (5, 15745548), (6, 13121290), (7, 11246820), (10, 7872774), (12, 6560645), (13, 6055980), (14, 5623410), (15, 5248516), (20, 3936387), (21, 3748940), (26, 3027990), (28, 2811705), (30, 2624258), (35, 2249364), (39, 2018660), (42, 1874470), (52, 1513995), (60, 1312129), (65, 1211196), (70, 1124682), (78, 1009330), (84, 937235), (91, 865140), (105, 749788), (130, 605598), (140, 562341), (156, 504665), (182, 432570), (195, 403732), (210, 374894), (260, 302799), (273, 288380), (364, 216285), (390, 201866), (420, 187447), (455, 173028), (546, 144190), (780, 100933), (910, 86514), (1092, 72095), (1365, 57676), (1820, 43257), (2730, 28838), (5460, 14419)]