212596020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12979}}^1$

素因数の和:13014

約数の個数: 144

約数和(自身を含む): 793752960

約数和(自身を除く): 581156940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 12979, 16380, 25958, 38937, 51916, 64895, 77874, 90853, 116811, 129790, 155748, 168727, 181706, 194685, 233622, 259580, 272559, 337454, 363412, 389370, 454265, 467244, 506181, 545118, 584055, 674908, 778740, 817677, 843635, 908530, 1012362, 1090236, 1168110, 1181089, 1362795, 1518543, 1635354, 1687270, 1817060, 2024724, 2336220, 2362178, 2530905, 2725590, 3037086, 3270708, 3374540, 3543267, 4088385, 4724356, 5061810, 5451180, 5905445, 6074172, 7086534, 7592715, 8176770, 10123620, 10629801, 11810890, 14173068, 15185430, 16353540, 17716335, 21259602, 23621780, 30370860, 35432670, 42519204, 53149005, 70865340, 106298010, 212596020]

約数ペア:

[(1, 212596020), (2, 106298010), (3, 70865340), (4, 53149005), (5, 42519204), (6, 35432670), (7, 30370860), (9, 23621780), (10, 21259602), (12, 17716335), (13, 16353540), (14, 15185430), (15, 14173068), (18, 11810890), (20, 10629801), (21, 10123620), (26, 8176770), (28, 7592715), (30, 7086534), (35, 6074172), (36, 5905445), (39, 5451180), (42, 5061810), (45, 4724356), (52, 4088385), (60, 3543267), (63, 3374540), (65, 3270708), (70, 3037086), (78, 2725590), (84, 2530905), (90, 2362178), (91, 2336220), (105, 2024724), (117, 1817060), (126, 1687270), (130, 1635354), (140, 1518543), (156, 1362795), (180, 1181089), (182, 1168110), (195, 1090236), (210, 1012362), (234, 908530), (252, 843635), (260, 817677), (273, 778740), (315, 674908), (364, 584055), (390, 545118), (420, 506181), (455, 467244), (468, 454265), (546, 389370), (585, 363412), (630, 337454), (780, 272559), (819, 259580), (910, 233622), (1092, 194685), (1170, 181706), (1260, 168727), (1365, 155748), (1638, 129790), (1820, 116811), (2340, 90853), (2730, 77874), (3276, 64895), (4095, 51916), (5460, 38937), (8190, 25958), (12979, 16380)]