61988360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{269}}^1\times {\mathrm{823}}^1$

素因数の和:1110

約数の個数: 64

約数和(自身を含む): 160185600

約数和(自身を除く): 98197240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 269, 280, 538, 823, 1076, 1345, 1646, 1883, 2152, 2690, 3292, 3766, 4115, 5380, 5761, 6584, 7532, 8230, 9415, 10760, 11522, 15064, 16460, 18830, 23044, 28805, 32920, 37660, 46088, 57610, 75320, 115220, 221387, 230440, 442774, 885548, 1106935, 1549709, 1771096, 2213870, 3099418, 4427740, 6198836, 7748545, 8855480, 12397672, 15497090, 30994180, 61988360]

約数ペア:

[(1, 61988360), (2, 30994180), (4, 15497090), (5, 12397672), (7, 8855480), (8, 7748545), (10, 6198836), (14, 4427740), (20, 3099418), (28, 2213870), (35, 1771096), (40, 1549709), (56, 1106935), (70, 885548), (140, 442774), (269, 230440), (280, 221387), (538, 115220), (823, 75320), (1076, 57610), (1345, 46088), (1646, 37660), (1883, 32920), (2152, 28805), (2690, 23044), (3292, 18830), (3766, 16460), (4115, 15064), (5380, 11522), (5761, 10760), (6584, 9415), (7532, 8230)]