90871560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19417}}^1$

素因数の和:19447

約数の個数: 96

約数和(自身を含む): 318066840

約数和(自身を除く): 227195280

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, 180, 195, 234, 260, 312, 360, 390, 468, 520, 585, 780, 936, 1170, 1560, 2340, 4680, 19417, 38834, 58251, 77668, 97085, 116502, 155336, 174753, 194170, 233004, 252421, 291255, 349506, 388340, 466008, 504842, 582510, 699012, 757263, 776680, 873765, 1009684, 1165020, 1262105, 1398024, 1514526, 1747530, 2019368, 2271789, 2330040, 2524210, 3029052, 3495060, 3786315, 4543578, 5048420, 6058104, 6990120, 7572630, 9087156, 10096840, 11358945, 15145260, 18174312, 22717890, 30290520, 45435780, 90871560]

約数ペア:

[(1, 90871560), (2, 45435780), (3, 30290520), (4, 22717890), (5, 18174312), (6, 15145260), (8, 11358945), (9, 10096840), (10, 9087156), (12, 7572630), (13, 6990120), (15, 6058104), (18, 5048420), (20, 4543578), (24, 3786315), (26, 3495060), (30, 3029052), (36, 2524210), (39, 2330040), (40, 2271789), (45, 2019368), (52, 1747530), (60, 1514526), (65, 1398024), (72, 1262105), (78, 1165020), (90, 1009684), (104, 873765), (117, 776680), (120, 757263), (130, 699012), (156, 582510), (180, 504842), (195, 466008), (234, 388340), (260, 349506), (312, 291255), (360, 252421), (390, 233004), (468, 194170), (520, 174753), (585, 155336), (780, 116502), (936, 97085), (1170, 77668), (1560, 58251), (2340, 38834), (4680, 19417)]