78821160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{283}}^1$

素因数の和:519

約数の個数: 128

約数和(自身を含む): 260098560

約数和(自身を除く): 181277400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 211, 220, 264, 283, 330, 422, 440, 566, 633, 660, 844, 849, 1055, 1132, 1266, 1320, 1415, 1688, 1698, 2110, 2264, 2321, 2532, 2830, 3113, 3165, 3396, 4220, 4245, 4642, 5064, 5660, 6226, 6330, 6792, 6963, 8440, 8490, 9284, 9339, 11320, 11605, 12452, 12660, 13926, 15565, 16980, 18568, 18678, 23210, 24904, 25320, 27852, 31130, 33960, 34815, 37356, 46420, 46695, 55704, 59713, 62260, 69630, 74712, 92840, 93390, 119426, 124520, 139260, 179139, 186780, 238852, 278520, 298565, 358278, 373560, 477704, 597130, 656843, 716556, 895695, 1194260, 1313686, 1433112, 1791390, 1970529, 2388520, 2627372, 3284215, 3582780, 3941058, 5254744, 6568430, 7165560, 7882116, 9852645, 13136860, 15764232, 19705290, 26273720, 39410580, 78821160]

約数ペア:

[(1, 78821160), (2, 39410580), (3, 26273720), (4, 19705290), (5, 15764232), (6, 13136860), (8, 9852645), (10, 7882116), (11, 7165560), (12, 6568430), (15, 5254744), (20, 3941058), (22, 3582780), (24, 3284215), (30, 2627372), (33, 2388520), (40, 1970529), (44, 1791390), (55, 1433112), (60, 1313686), (66, 1194260), (88, 895695), (110, 716556), (120, 656843), (132, 597130), (165, 477704), (211, 373560), (220, 358278), (264, 298565), (283, 278520), (330, 238852), (422, 186780), (440, 179139), (566, 139260), (633, 124520), (660, 119426), (844, 93390), (849, 92840), (1055, 74712), (1132, 69630), (1266, 62260), (1320, 59713), (1415, 55704), (1688, 46695), (1698, 46420), (2110, 37356), (2264, 34815), (2321, 33960), (2532, 31130), (2830, 27852), (3113, 25320), (3165, 24904), (3396, 23210), (4220, 18678), (4245, 18568), (4642, 16980), (5064, 15565), (5660, 13926), (6226, 12660), (6330, 12452), (6792, 11605), (6963, 11320), (8440, 9339), (8490, 9284)]