15388100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 43747200

約数和(自身を除く): 28359100

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 50, 52, 65, 70, 76, 89, 91, 95, 100, 130, 133, 140, 175, 178, 182, 190, 247, 260, 266, 325, 350, 356, 364, 380, 445, 455, 475, 494, 532, 623, 650, 665, 700, 890, 910, 950, 988, 1157, 1235, 1246, 1300, 1330, 1691, 1729, 1780, 1820, 1900, 2225, 2275, 2314, 2470, 2492, 2660, 3115, 3325, 3382, 3458, 4450, 4550, 4628, 4940, 5785, 6175, 6230, 6650, 6764, 6916, 8099, 8455, 8645, 8900, 9100, 11570, 11837, 12350, 12460, 13300, 15575, 16198, 16910, 17290, 21983, 23140, 23674, 24700, 28925, 31150, 32396, 33820, 34580, 40495, 42275, 43225, 43966, 47348, 57850, 59185, 62300, 80990, 84550, 86450, 87932, 109915, 115700, 118370, 153881, 161980, 169100, 172900, 202475, 219830, 236740, 295925, 307762, 404950, 439660, 549575, 591850, 615524, 769405, 809900, 1099150, 1183700, 1538810, 2198300, 3077620, 3847025, 7694050, 15388100]

約数ペア:

[(1, 15388100), (2, 7694050), (4, 3847025), (5, 3077620), (7, 2198300), (10, 1538810), (13, 1183700), (14, 1099150), (19, 809900), (20, 769405), (25, 615524), (26, 591850), (28, 549575), (35, 439660), (38, 404950), (50, 307762), (52, 295925), (65, 236740), (70, 219830), (76, 202475), (89, 172900), (91, 169100), (95, 161980), (100, 153881), (130, 118370), (133, 115700), (140, 109915), (175, 87932), (178, 86450), (182, 84550), (190, 80990), (247, 62300), (260, 59185), (266, 57850), (325, 47348), (350, 43966), (356, 43225), (364, 42275), (380, 40495), (445, 34580), (455, 33820), (475, 32396), (494, 31150), (532, 28925), (623, 24700), (650, 23674), (665, 23140), (700, 21983), (890, 17290), (910, 16910), (950, 16198), (988, 15575), (1157, 13300), (1235, 12460), (1246, 12350), (1300, 11837), (1330, 11570), (1691, 9100), (1729, 8900), (1780, 8645), (1820, 8455), (1900, 8099), (2225, 6916), (2275, 6764), (2314, 6650), (2470, 6230), (2492, 6175), (2660, 5785), (3115, 4940), (3325, 4628), (3382, 4550), (3458, 4450)]