68887380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^2\times {\mathrm{683}}^1$

素因数の和:777

約数の個数: 72

約数和(自身を含む): 197993376

約数和(自身を除く): 129105996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 164, 205, 246, 410, 492, 615, 683, 820, 1230, 1366, 1681, 2049, 2460, 2732, 3362, 3415, 4098, 5043, 6724, 6830, 8196, 8405, 10086, 10245, 13660, 16810, 20172, 20490, 25215, 28003, 33620, 40980, 50430, 56006, 84009, 100860, 112012, 140015, 168018, 280030, 336036, 420045, 560060, 840090, 1148123, 1680180, 2296246, 3444369, 4592492, 5740615, 6888738, 11481230, 13777476, 17221845, 22962460, 34443690, 68887380]

約数ペア:

[(1, 68887380), (2, 34443690), (3, 22962460), (4, 17221845), (5, 13777476), (6, 11481230), (10, 6888738), (12, 5740615), (15, 4592492), (20, 3444369), (30, 2296246), (41, 1680180), (60, 1148123), (82, 840090), (123, 560060), (164, 420045), (205, 336036), (246, 280030), (410, 168018), (492, 140015), (615, 112012), (683, 100860), (820, 84009), (1230, 56006), (1366, 50430), (1681, 40980), (2049, 33620), (2460, 28003), (2732, 25215), (3362, 20490), (3415, 20172), (4098, 16810), (5043, 13660), (6724, 10245), (6830, 10086), (8196, 8405)]