87411870

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{821}}^1$

素因数の和:867

約数の個数: 144

約数和(自身を含む): 281597472

約数和(自身を除く): 194185602

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 169, 182, 195, 210, 234, 273, 315, 338, 390, 455, 507, 546, 585, 630, 819, 821, 845, 910, 1014, 1170, 1183, 1365, 1521, 1638, 1642, 1690, 2366, 2463, 2535, 2730, 3042, 3549, 4095, 4105, 4926, 5070, 5747, 5915, 7098, 7389, 7605, 8190, 8210, 10647, 10673, 11494, 11830, 12315, 14778, 15210, 17241, 17745, 21294, 21346, 24630, 28735, 32019, 34482, 35490, 36945, 51723, 53235, 53365, 57470, 64038, 73890, 74711, 86205, 96057, 103446, 106470, 106730, 138749, 149422, 160095, 172410, 192114, 224133, 258615, 277498, 320190, 373555, 416247, 448266, 480285, 517230, 672399, 693745, 747110, 832494, 960570, 971243, 1120665, 1248741, 1344798, 1387490, 1942486, 2081235, 2241330, 2497482, 2913729, 3361995, 4162470, 4856215, 5827458, 6243705, 6723990, 8741187, 9712430, 12487410, 14568645, 17482374, 29137290, 43705935, 87411870]

約数ペア:

[(1, 87411870), (2, 43705935), (3, 29137290), (5, 17482374), (6, 14568645), (7, 12487410), (9, 9712430), (10, 8741187), (13, 6723990), (14, 6243705), (15, 5827458), (18, 4856215), (21, 4162470), (26, 3361995), (30, 2913729), (35, 2497482), (39, 2241330), (42, 2081235), (45, 1942486), (63, 1387490), (65, 1344798), (70, 1248741), (78, 1120665), (90, 971243), (91, 960570), (105, 832494), (117, 747110), (126, 693745), (130, 672399), (169, 517230), (182, 480285), (195, 448266), (210, 416247), (234, 373555), (273, 320190), (315, 277498), (338, 258615), (390, 224133), (455, 192114), (507, 172410), (546, 160095), (585, 149422), (630, 138749), (819, 106730), (821, 106470), (845, 103446), (910, 96057), (1014, 86205), (1170, 74711), (1183, 73890), (1365, 64038), (1521, 57470), (1638, 53365), (1642, 53235), (1690, 51723), (2366, 36945), (2463, 35490), (2535, 34482), (2730, 32019), (3042, 28735), (3549, 24630), (4095, 21346), (4105, 21294), (4926, 17745), (5070, 17241), (5747, 15210), (5915, 14778), (7098, 12315), (7389, 11830), (7605, 11494), (8190, 10673), (8210, 10647)]