64919760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{223}}^1\times {\mathrm{1213}}^1$

素因数の和:1452

約数の個数: 80

約数和(自身を含む): 202320384

約数和(自身を除く): 137400624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 223, 240, 446, 669, 892, 1115, 1213, 1338, 1784, 2230, 2426, 2676, 3345, 3568, 3639, 4460, 4852, 5352, 6065, 6690, 7278, 8920, 9704, 10704, 12130, 13380, 14556, 17840, 18195, 19408, 24260, 26760, 29112, 36390, 48520, 53520, 58224, 72780, 97040, 145560, 270499, 291120, 540998, 811497, 1081996, 1352495, 1622994, 2163992, 2704990, 3245988, 4057485, 4327984, 5409980, 6491976, 8114970, 10819960, 12983952, 16229940, 21639920, 32459880, 64919760]

約数ペア:

[(1, 64919760), (2, 32459880), (3, 21639920), (4, 16229940), (5, 12983952), (6, 10819960), (8, 8114970), (10, 6491976), (12, 5409980), (15, 4327984), (16, 4057485), (20, 3245988), (24, 2704990), (30, 2163992), (40, 1622994), (48, 1352495), (60, 1081996), (80, 811497), (120, 540998), (223, 291120), (240, 270499), (446, 145560), (669, 97040), (892, 72780), (1115, 58224), (1213, 53520), (1338, 48520), (1784, 36390), (2230, 29112), (2426, 26760), (2676, 24260), (3345, 19408), (3568, 18195), (3639, 17840), (4460, 14556), (4852, 13380), (5352, 12130), (6065, 10704), (6690, 9704), (7278, 8920)]