171851820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{58453}}^1$

素因数の和:58479

約数の個数: 72

約数和(自身を含む): 559755504

約数和(自身を除く): 387903684

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 58453, 116906, 175359, 233812, 292265, 350718, 409171, 584530, 701436, 818342, 876795, 1169060, 1227513, 1636684, 1753590, 2045855, 2455026, 2864197, 3507180, 4091710, 4910052, 5728394, 6137565, 8183420, 8592591, 11456788, 12275130, 14320985, 17185182, 24550260, 28641970, 34370364, 42962955, 57283940, 85925910, 171851820]

約数ペア:

[(1, 171851820), (2, 85925910), (3, 57283940), (4, 42962955), (5, 34370364), (6, 28641970), (7, 24550260), (10, 17185182), (12, 14320985), (14, 12275130), (15, 11456788), (20, 8592591), (21, 8183420), (28, 6137565), (30, 5728394), (35, 4910052), (42, 4091710), (49, 3507180), (60, 2864197), (70, 2455026), (84, 2045855), (98, 1753590), (105, 1636684), (140, 1227513), (147, 1169060), (196, 876795), (210, 818342), (245, 701436), (294, 584530), (420, 409171), (490, 350718), (588, 292265), (735, 233812), (980, 175359), (1470, 116906), (2940, 58453)]