15125520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:173

約数の個数: 160

約数和(自身を含む): 51425280

約数和(自身を除く): 36299760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 31, 38, 40, 48, 57, 60, 62, 76, 80, 93, 95, 107, 114, 120, 124, 152, 155, 186, 190, 214, 228, 240, 248, 285, 304, 310, 321, 372, 380, 428, 456, 465, 496, 535, 570, 589, 620, 642, 744, 760, 856, 912, 930, 1070, 1140, 1178, 1240, 1284, 1488, 1520, 1605, 1712, 1767, 1860, 2033, 2140, 2280, 2356, 2480, 2568, 2945, 3210, 3317, 3534, 3720, 4066, 4280, 4560, 4712, 5136, 5890, 6099, 6420, 6634, 7068, 7440, 8132, 8560, 8835, 9424, 9951, 10165, 11780, 12198, 12840, 13268, 14136, 16264, 16585, 17670, 19902, 20330, 23560, 24396, 25680, 26536, 28272, 30495, 32528, 33170, 35340, 39804, 40660, 47120, 48792, 49755, 53072, 60990, 63023, 66340, 70680, 79608, 81320, 97584, 99510, 121980, 126046, 132680, 141360, 159216, 162640, 189069, 199020, 243960, 252092, 265360, 315115, 378138, 398040, 487920, 504184, 630230, 756276, 796080, 945345, 1008368, 1260460, 1512552, 1890690, 2520920, 3025104, 3781380, 5041840, 7562760, 15125520]

約数ペア:

[(1, 15125520), (2, 7562760), (3, 5041840), (4, 3781380), (5, 3025104), (6, 2520920), (8, 1890690), (10, 1512552), (12, 1260460), (15, 1008368), (16, 945345), (19, 796080), (20, 756276), (24, 630230), (30, 504184), (31, 487920), (38, 398040), (40, 378138), (48, 315115), (57, 265360), (60, 252092), (62, 243960), (76, 199020), (80, 189069), (93, 162640), (95, 159216), (107, 141360), (114, 132680), (120, 126046), (124, 121980), (152, 99510), (155, 97584), (186, 81320), (190, 79608), (214, 70680), (228, 66340), (240, 63023), (248, 60990), (285, 53072), (304, 49755), (310, 48792), (321, 47120), (372, 40660), (380, 39804), (428, 35340), (456, 33170), (465, 32528), (496, 30495), (535, 28272), (570, 26536), (589, 25680), (620, 24396), (642, 23560), (744, 20330), (760, 19902), (856, 17670), (912, 16585), (930, 16264), (1070, 14136), (1140, 13268), (1178, 12840), (1240, 12198), (1284, 11780), (1488, 10165), (1520, 9951), (1605, 9424), (1712, 8835), (1767, 8560), (1860, 8132), (2033, 7440), (2140, 7068), (2280, 6634), (2356, 6420), (2480, 6099), (2568, 5890), (2945, 5136), (3210, 4712), (3317, 4560), (3534, 4280), (3720, 4066)]