51871560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{811}}^1$

素因数の和:879

約数の個数: 128

約数和(自身を含む): 171884160

約数和(自身を除く): 120012600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 156, 164, 195, 205, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 780, 811, 820, 984, 1066, 1230, 1560, 1599, 1622, 1640, 2132, 2433, 2460, 2665, 3198, 3244, 4055, 4264, 4866, 4920, 5330, 6396, 6488, 7995, 8110, 9732, 10543, 10660, 12165, 12792, 15990, 16220, 19464, 21086, 21320, 24330, 31629, 31980, 32440, 33251, 42172, 48660, 52715, 63258, 63960, 66502, 84344, 97320, 99753, 105430, 126516, 133004, 158145, 166255, 199506, 210860, 253032, 266008, 316290, 332510, 399012, 421720, 432263, 498765, 632580, 665020, 798024, 864526, 997530, 1265160, 1296789, 1330040, 1729052, 1995060, 2161315, 2593578, 3458104, 3990120, 4322630, 5187156, 6483945, 8645260, 10374312, 12967890, 17290520, 25935780, 51871560]

約数ペア:

[(1, 51871560), (2, 25935780), (3, 17290520), (4, 12967890), (5, 10374312), (6, 8645260), (8, 6483945), (10, 5187156), (12, 4322630), (13, 3990120), (15, 3458104), (20, 2593578), (24, 2161315), (26, 1995060), (30, 1729052), (39, 1330040), (40, 1296789), (41, 1265160), (52, 997530), (60, 864526), (65, 798024), (78, 665020), (82, 632580), (104, 498765), (120, 432263), (123, 421720), (130, 399012), (156, 332510), (164, 316290), (195, 266008), (205, 253032), (246, 210860), (260, 199506), (312, 166255), (328, 158145), (390, 133004), (410, 126516), (492, 105430), (520, 99753), (533, 97320), (615, 84344), (780, 66502), (811, 63960), (820, 63258), (984, 52715), (1066, 48660), (1230, 42172), (1560, 33251), (1599, 32440), (1622, 31980), (1640, 31629), (2132, 24330), (2433, 21320), (2460, 21086), (2665, 19464), (3198, 16220), (3244, 15990), (4055, 12792), (4264, 12165), (4866, 10660), (4920, 10543), (5330, 9732), (6396, 8110), (6488, 7995)]