154993020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{28387}}^1$

素因数の和:28419

約数の個数: 96

約数和(自身を含む): 534148608

約数和(自身を除く): 379155588

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, 28387, 56774, 85161, 113548, 141935, 170322, 198709, 283870, 340644, 369031, 397418, 425805, 567740, 596127, 738062, 794836, 851610, 993545, 1107093, 1192254, 1476124, 1703220, 1845155, 1987090, 2214186, 2384508, 2583217, 2980635, 3690310, 3974180, 4428372, 5166434, 5535465, 5961270, 7380620, 7749651, 10332868, 11070930, 11922540, 12916085, 15499302, 22141860, 25832170, 30998604, 38748255, 51664340, 77496510, 154993020]

約数ペア:

[(1, 154993020), (2, 77496510), (3, 51664340), (4, 38748255), (5, 30998604), (6, 25832170), (7, 22141860), (10, 15499302), (12, 12916085), (13, 11922540), (14, 11070930), (15, 10332868), (20, 7749651), (21, 7380620), (26, 5961270), (28, 5535465), (30, 5166434), (35, 4428372), (39, 3974180), (42, 3690310), (52, 2980635), (60, 2583217), (65, 2384508), (70, 2214186), (78, 1987090), (84, 1845155), (91, 1703220), (105, 1476124), (130, 1192254), (140, 1107093), (156, 993545), (182, 851610), (195, 794836), (210, 738062), (260, 596127), (273, 567740), (364, 425805), (390, 397418), (420, 369031), (455, 340644), (546, 283870), (780, 198709), (910, 170322), (1092, 141935), (1365, 113548), (1820, 85161), (2730, 56774), (5460, 28387)]