1020289140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1\times {\mathrm{691}}^1$

素因数の和:1350

約数の個数: 144

約数和(自身を含む): 3343057536

約数和(自身を除く): 2322768396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 631, 691, 780, 1170, 1262, 1382, 1893, 2073, 2340, 2524, 2764, 3155, 3455, 3786, 4146, 5679, 6219, 6310, 6910, 7572, 8203, 8292, 8983, 9465, 10365, 11358, 12438, 12620, 13820, 16406, 17966, 18930, 20730, 22716, 24609, 24876, 26949, 28395, 31095, 32812, 35932, 37860, 41015, 41460, 44915, 49218, 53898, 56790, 62190, 73827, 80847, 82030, 89830, 98436, 107796, 113580, 123045, 124380, 134745, 147654, 161694, 164060, 179660, 246090, 269490, 295308, 323388, 369135, 404235, 436021, 492180, 538980, 738270, 808470, 872042, 1308063, 1476540, 1616940, 1744084, 2180105, 2616126, 3924189, 4360210, 5232252, 5668273, 6540315, 7848378, 8720420, 11336546, 13080630, 15696756, 17004819, 19620945, 22673092, 26161260, 28341365, 34009638, 39241890, 51014457, 56682730, 68019276, 78483780, 85024095, 102028914, 113365460, 170048190, 204057828, 255072285, 340096380, 510144570, 1020289140]

約数ペア:

[(1, 1020289140), (2, 510144570), (3, 340096380), (4, 255072285), (5, 204057828), (6, 170048190), (9, 113365460), (10, 102028914), (12, 85024095), (13, 78483780), (15, 68019276), (18, 56682730), (20, 51014457), (26, 39241890), (30, 34009638), (36, 28341365), (39, 26161260), (45, 22673092), (52, 19620945), (60, 17004819), (65, 15696756), (78, 13080630), (90, 11336546), (117, 8720420), (130, 7848378), (156, 6540315), (180, 5668273), (195, 5232252), (234, 4360210), (260, 3924189), (390, 2616126), (468, 2180105), (585, 1744084), (631, 1616940), (691, 1476540), (780, 1308063), (1170, 872042), (1262, 808470), (1382, 738270), (1893, 538980), (2073, 492180), (2340, 436021), (2524, 404235), (2764, 369135), (3155, 323388), (3455, 295308), (3786, 269490), (4146, 246090), (5679, 179660), (6219, 164060), (6310, 161694), (6910, 147654), (7572, 134745), (8203, 124380), (8292, 123045), (8983, 113580), (9465, 107796), (10365, 98436), (11358, 89830), (12438, 82030), (12620, 80847), (13820, 73827), (16406, 62190), (17966, 56790), (18930, 53898), (20730, 49218), (22716, 44915), (24609, 41460), (24876, 41015), (26949, 37860), (28395, 35932), (31095, 32812)]