84786780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1531}}^1$

素因数の和:1627

約数の個数: 96

約数和(自身を含む): 259435008

約数和(自身を除く): 174648228

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 71, 78, 130, 142, 156, 195, 213, 260, 284, 355, 390, 426, 710, 780, 852, 923, 1065, 1420, 1531, 1846, 2130, 2769, 3062, 3692, 4260, 4593, 4615, 5538, 6124, 7655, 9186, 9230, 11076, 13845, 15310, 18372, 18460, 19903, 22965, 27690, 30620, 39806, 45930, 55380, 59709, 79612, 91860, 99515, 108701, 119418, 199030, 217402, 238836, 298545, 326103, 398060, 434804, 543505, 597090, 652206, 1087010, 1194180, 1304412, 1413113, 1630515, 2174020, 2826226, 3261030, 4239339, 5652452, 6522060, 7065565, 8478678, 14131130, 16957356, 21196695, 28262260, 42393390, 84786780]

約数ペア:

[(1, 84786780), (2, 42393390), (3, 28262260), (4, 21196695), (5, 16957356), (6, 14131130), (10, 8478678), (12, 7065565), (13, 6522060), (15, 5652452), (20, 4239339), (26, 3261030), (30, 2826226), (39, 2174020), (52, 1630515), (60, 1413113), (65, 1304412), (71, 1194180), (78, 1087010), (130, 652206), (142, 597090), (156, 543505), (195, 434804), (213, 398060), (260, 326103), (284, 298545), (355, 238836), (390, 217402), (426, 199030), (710, 119418), (780, 108701), (852, 99515), (923, 91860), (1065, 79612), (1420, 59709), (1531, 55380), (1846, 45930), (2130, 39806), (2769, 30620), (3062, 27690), (3692, 22965), (4260, 19903), (4593, 18460), (4615, 18372), (5538, 15310), (6124, 13845), (7655, 11076), (9186, 9230)]