204034920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{821}}^1$

素因数の和:963

約数の個数: 128

約数和(自身を含む): 651024000

約数和(自身を除く): 446989080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 109, 114, 120, 152, 190, 218, 228, 285, 327, 380, 436, 456, 545, 570, 654, 760, 821, 872, 1090, 1140, 1308, 1635, 1642, 2071, 2180, 2280, 2463, 2616, 3270, 3284, 4105, 4142, 4360, 4926, 6213, 6540, 6568, 8210, 8284, 9852, 10355, 12315, 12426, 13080, 15599, 16420, 16568, 19704, 20710, 24630, 24852, 31065, 31198, 32840, 41420, 46797, 49260, 49704, 62130, 62396, 77995, 82840, 89489, 93594, 98520, 124260, 124792, 155990, 178978, 187188, 233985, 248520, 268467, 311980, 357956, 374376, 447445, 467970, 536934, 623960, 715912, 894890, 935940, 1073868, 1342335, 1700291, 1789780, 1871880, 2147736, 2684670, 3400582, 3579560, 5100873, 5369340, 6801164, 8501455, 10201746, 10738680, 13602328, 17002910, 20403492, 25504365, 34005820, 40806984, 51008730, 68011640, 102017460, 204034920]

約数ペア:

[(1, 204034920), (2, 102017460), (3, 68011640), (4, 51008730), (5, 40806984), (6, 34005820), (8, 25504365), (10, 20403492), (12, 17002910), (15, 13602328), (19, 10738680), (20, 10201746), (24, 8501455), (30, 6801164), (38, 5369340), (40, 5100873), (57, 3579560), (60, 3400582), (76, 2684670), (95, 2147736), (109, 1871880), (114, 1789780), (120, 1700291), (152, 1342335), (190, 1073868), (218, 935940), (228, 894890), (285, 715912), (327, 623960), (380, 536934), (436, 467970), (456, 447445), (545, 374376), (570, 357956), (654, 311980), (760, 268467), (821, 248520), (872, 233985), (1090, 187188), (1140, 178978), (1308, 155990), (1635, 124792), (1642, 124260), (2071, 98520), (2180, 93594), (2280, 89489), (2463, 82840), (2616, 77995), (3270, 62396), (3284, 62130), (4105, 49704), (4142, 49260), (4360, 46797), (4926, 41420), (6213, 32840), (6540, 31198), (6568, 31065), (8210, 24852), (8284, 24630), (9852, 20710), (10355, 19704), (12315, 16568), (12426, 16420), (13080, 15599)]