88998660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{491}}^1$

素因数の和:578

約数の個数: 144

約数和(自身を含む): 290122560

約数和(自身を除く): 201123900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 53, 57, 60, 76, 90, 95, 106, 114, 159, 171, 180, 190, 212, 228, 265, 285, 318, 342, 380, 477, 491, 530, 570, 636, 684, 795, 855, 954, 982, 1007, 1060, 1140, 1473, 1590, 1710, 1908, 1964, 2014, 2385, 2455, 2946, 3021, 3180, 3420, 4028, 4419, 4770, 4910, 5035, 5892, 6042, 7365, 8838, 9063, 9329, 9540, 9820, 10070, 12084, 14730, 15105, 17676, 18126, 18658, 20140, 22095, 26023, 27987, 29460, 30210, 36252, 37316, 44190, 45315, 46645, 52046, 55974, 60420, 78069, 83961, 88380, 90630, 93290, 104092, 111948, 130115, 139935, 156138, 167922, 181260, 186580, 234207, 260230, 279870, 312276, 335844, 390345, 419805, 468414, 494437, 520460, 559740, 780690, 839610, 936828, 988874, 1171035, 1483311, 1561380, 1679220, 1977748, 2342070, 2472185, 2966622, 4449933, 4684140, 4944370, 5933244, 7416555, 8899866, 9888740, 14833110, 17799732, 22249665, 29666220, 44499330, 88998660]

約数ペア:

[(1, 88998660), (2, 44499330), (3, 29666220), (4, 22249665), (5, 17799732), (6, 14833110), (9, 9888740), (10, 8899866), (12, 7416555), (15, 5933244), (18, 4944370), (19, 4684140), (20, 4449933), (30, 2966622), (36, 2472185), (38, 2342070), (45, 1977748), (53, 1679220), (57, 1561380), (60, 1483311), (76, 1171035), (90, 988874), (95, 936828), (106, 839610), (114, 780690), (159, 559740), (171, 520460), (180, 494437), (190, 468414), (212, 419805), (228, 390345), (265, 335844), (285, 312276), (318, 279870), (342, 260230), (380, 234207), (477, 186580), (491, 181260), (530, 167922), (570, 156138), (636, 139935), (684, 130115), (795, 111948), (855, 104092), (954, 93290), (982, 90630), (1007, 88380), (1060, 83961), (1140, 78069), (1473, 60420), (1590, 55974), (1710, 52046), (1908, 46645), (1964, 45315), (2014, 44190), (2385, 37316), (2455, 36252), (2946, 30210), (3021, 29460), (3180, 27987), (3420, 26023), (4028, 22095), (4419, 20140), (4770, 18658), (4910, 18126), (5035, 17676), (5892, 15105), (6042, 14730), (7365, 12084), (8838, 10070), (9063, 9820), (9329, 9540)]