21878880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2399}}^1$

素因数の和:2436

約数の個数: 96

約数和(自身を含む): 72576000

約数和(自身を除く): 50697120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 380, 456, 480, 570, 608, 760, 912, 1140, 1520, 1824, 2280, 2399, 3040, 4560, 4798, 7197, 9120, 9596, 11995, 14394, 19192, 23990, 28788, 35985, 38384, 45581, 47980, 57576, 71970, 76768, 91162, 95960, 115152, 136743, 143940, 182324, 191920, 227905, 230304, 273486, 287880, 364648, 383840, 455810, 546972, 575760, 683715, 729296, 911620, 1093944, 1151520, 1367430, 1458592, 1823240, 2187888, 2734860, 3646480, 4375776, 5469720, 7292960, 10939440, 21878880]

約数ペア:

[(1, 21878880), (2, 10939440), (3, 7292960), (4, 5469720), (5, 4375776), (6, 3646480), (8, 2734860), (10, 2187888), (12, 1823240), (15, 1458592), (16, 1367430), (19, 1151520), (20, 1093944), (24, 911620), (30, 729296), (32, 683715), (38, 575760), (40, 546972), (48, 455810), (57, 383840), (60, 364648), (76, 287880), (80, 273486), (95, 230304), (96, 227905), (114, 191920), (120, 182324), (152, 143940), (160, 136743), (190, 115152), (228, 95960), (240, 91162), (285, 76768), (304, 71970), (380, 57576), (456, 47980), (480, 45581), (570, 38384), (608, 35985), (760, 28788), (912, 23990), (1140, 19192), (1520, 14394), (1824, 11995), (2280, 9596), (2399, 9120), (3040, 7197), (4560, 4798)]