82027920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:521

約数の個数: 160

約数和(自身を含む): 278982144

約数和(自身を除く): 196954224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 61, 65, 78, 80, 104, 120, 122, 130, 156, 183, 195, 208, 240, 244, 260, 305, 312, 366, 390, 431, 488, 520, 610, 624, 732, 780, 793, 862, 915, 976, 1040, 1220, 1293, 1464, 1560, 1586, 1724, 1830, 2155, 2379, 2440, 2586, 2928, 3120, 3172, 3448, 3660, 3965, 4310, 4758, 4880, 5172, 5603, 6344, 6465, 6896, 7320, 7930, 8620, 9516, 10344, 11206, 11895, 12688, 12930, 14640, 15860, 16809, 17240, 19032, 20688, 22412, 23790, 25860, 26291, 28015, 31720, 33618, 34480, 38064, 44824, 47580, 51720, 52582, 56030, 63440, 67236, 78873, 84045, 89648, 95160, 103440, 105164, 112060, 131455, 134472, 157746, 168090, 190320, 210328, 224120, 262910, 268944, 315492, 336180, 341783, 394365, 420656, 448240, 525820, 630984, 672360, 683566, 788730, 1025349, 1051640, 1261968, 1344720, 1367132, 1577460, 1708915, 2050698, 2103280, 2734264, 3154920, 3417830, 4101396, 5126745, 5468528, 6309840, 6835660, 8202792, 10253490, 13671320, 16405584, 20506980, 27342640, 41013960, 82027920]

約数ペア:

[(1, 82027920), (2, 41013960), (3, 27342640), (4, 20506980), (5, 16405584), (6, 13671320), (8, 10253490), (10, 8202792), (12, 6835660), (13, 6309840), (15, 5468528), (16, 5126745), (20, 4101396), (24, 3417830), (26, 3154920), (30, 2734264), (39, 2103280), (40, 2050698), (48, 1708915), (52, 1577460), (60, 1367132), (61, 1344720), (65, 1261968), (78, 1051640), (80, 1025349), (104, 788730), (120, 683566), (122, 672360), (130, 630984), (156, 525820), (183, 448240), (195, 420656), (208, 394365), (240, 341783), (244, 336180), (260, 315492), (305, 268944), (312, 262910), (366, 224120), (390, 210328), (431, 190320), (488, 168090), (520, 157746), (610, 134472), (624, 131455), (732, 112060), (780, 105164), (793, 103440), (862, 95160), (915, 89648), (976, 84045), (1040, 78873), (1220, 67236), (1293, 63440), (1464, 56030), (1560, 52582), (1586, 51720), (1724, 47580), (1830, 44824), (2155, 38064), (2379, 34480), (2440, 33618), (2586, 31720), (2928, 28015), (3120, 26291), (3172, 25860), (3448, 23790), (3660, 22412), (3965, 20688), (4310, 19032), (4758, 17240), (4880, 16809), (5172, 15860), (5603, 14640), (6344, 12930), (6465, 12688), (6896, 11895), (7320, 11206), (7930, 10344), (8620, 9516)]