215550160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:261

約数の個数: 160

約数和(自身を含む): 599818752

約数和(自身を除く): 384268592

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 101, 103, 112, 140, 148, 185, 202, 206, 259, 280, 296, 370, 404, 412, 505, 515, 518, 560, 592, 707, 721, 740, 808, 824, 1010, 1030, 1036, 1295, 1414, 1442, 1480, 1616, 1648, 2020, 2060, 2072, 2590, 2828, 2884, 2960, 3535, 3605, 3737, 3811, 4040, 4120, 4144, 5180, 5656, 5768, 7070, 7210, 7474, 7622, 8080, 8240, 10360, 10403, 11312, 11536, 14140, 14420, 14948, 15244, 18685, 19055, 20720, 20806, 26159, 26677, 28280, 28840, 29896, 30488, 37370, 38110, 41612, 52015, 52318, 53354, 56560, 57680, 59792, 60976, 72821, 74740, 76220, 83224, 104030, 104636, 106708, 130795, 133385, 145642, 149480, 152440, 166448, 208060, 209272, 213416, 261590, 266770, 291284, 298960, 304880, 364105, 384911, 416120, 418544, 426832, 523180, 533540, 582568, 728210, 769822, 832240, 1046360, 1067080, 1165136, 1456420, 1539644, 1924555, 2092720, 2134160, 2694377, 2912840, 3079288, 3849110, 5388754, 5825680, 6158576, 7698220, 10777508, 13471885, 15396440, 21555016, 26943770, 30792880, 43110032, 53887540, 107775080, 215550160]

約数ペア:

[(1, 215550160), (2, 107775080), (4, 53887540), (5, 43110032), (7, 30792880), (8, 26943770), (10, 21555016), (14, 15396440), (16, 13471885), (20, 10777508), (28, 7698220), (35, 6158576), (37, 5825680), (40, 5388754), (56, 3849110), (70, 3079288), (74, 2912840), (80, 2694377), (101, 2134160), (103, 2092720), (112, 1924555), (140, 1539644), (148, 1456420), (185, 1165136), (202, 1067080), (206, 1046360), (259, 832240), (280, 769822), (296, 728210), (370, 582568), (404, 533540), (412, 523180), (505, 426832), (515, 418544), (518, 416120), (560, 384911), (592, 364105), (707, 304880), (721, 298960), (740, 291284), (808, 266770), (824, 261590), (1010, 213416), (1030, 209272), (1036, 208060), (1295, 166448), (1414, 152440), (1442, 149480), (1480, 145642), (1616, 133385), (1648, 130795), (2020, 106708), (2060, 104636), (2072, 104030), (2590, 83224), (2828, 76220), (2884, 74740), (2960, 72821), (3535, 60976), (3605, 59792), (3737, 57680), (3811, 56560), (4040, 53354), (4120, 52318), (4144, 52015), (5180, 41612), (5656, 38110), (5768, 37370), (7070, 30488), (7210, 29896), (7474, 28840), (7622, 28280), (8080, 26677), (8240, 26159), (10360, 20806), (10403, 20720), (11312, 19055), (11536, 18685), (14140, 15244), (14420, 14948)]