2663880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:374

約数の個数: 64

約数和(自身を含む): 8121600

約数和(自身を除く): 5457720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 281, 316, 395, 474, 562, 632, 790, 843, 948, 1124, 1185, 1405, 1580, 1686, 1896, 2248, 2370, 2810, 3160, 3372, 4215, 4740, 5620, 6744, 8430, 9480, 11240, 16860, 22199, 33720, 44398, 66597, 88796, 110995, 133194, 177592, 221990, 266388, 332985, 443980, 532776, 665970, 887960, 1331940, 2663880]

約数ペア:

[(1, 2663880), (2, 1331940), (3, 887960), (4, 665970), (5, 532776), (6, 443980), (8, 332985), (10, 266388), (12, 221990), (15, 177592), (20, 133194), (24, 110995), (30, 88796), (40, 66597), (60, 44398), (79, 33720), (120, 22199), (158, 16860), (237, 11240), (281, 9480), (316, 8430), (395, 6744), (474, 5620), (562, 4740), (632, 4215), (790, 3372), (843, 3160), (948, 2810), (1124, 2370), (1185, 2248), (1405, 1896), (1580, 1686)]