212989140

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{13003}}^1$

素因数の和:13038

約数の個数: 144

約数和(自身を含む): 795220608

約数和(自身を除く): 582231468

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, 13003, 16380, 26006, 39009, 52012, 65015, 78018, 91021, 117027, 130030, 156036, 169039, 182042, 195045, 234054, 260060, 273063, 338078, 364084, 390090, 455105, 468108, 507117, 546126, 585135, 676156, 780180, 819189, 845195, 910210, 1014234, 1092252, 1170270, 1183273, 1365315, 1521351, 1638378, 1690390, 1820420, 2028468, 2340540, 2366546, 2535585, 2730630, 3042702, 3276756, 3380780, 3549819, 4095945, 4733092, 5071170, 5461260, 5916365, 6085404, 7099638, 7606755, 8191890, 10142340, 10649457, 11832730, 14199276, 15213510, 16383780, 17749095, 21298914, 23665460, 30427020, 35498190, 42597828, 53247285, 70996380, 106494570, 212989140]

約数ペア:

[(1, 212989140), (2, 106494570), (3, 70996380), (4, 53247285), (5, 42597828), (6, 35498190), (7, 30427020), (9, 23665460), (10, 21298914), (12, 17749095), (13, 16383780), (14, 15213510), (15, 14199276), (18, 11832730), (20, 10649457), (21, 10142340), (26, 8191890), (28, 7606755), (30, 7099638), (35, 6085404), (36, 5916365), (39, 5461260), (42, 5071170), (45, 4733092), (52, 4095945), (60, 3549819), (63, 3380780), (65, 3276756), (70, 3042702), (78, 2730630), (84, 2535585), (90, 2366546), (91, 2340540), (105, 2028468), (117, 1820420), (126, 1690390), (130, 1638378), (140, 1521351), (156, 1365315), (180, 1183273), (182, 1170270), (195, 1092252), (210, 1014234), (234, 910210), (252, 845195), (260, 819189), (273, 780180), (315, 676156), (364, 585135), (390, 546126), (420, 507117), (455, 468108), (468, 455105), (546, 390090), (585, 364084), (630, 338078), (780, 273063), (819, 260060), (910, 234054), (1092, 195045), (1170, 182042), (1260, 169039), (1365, 156036), (1638, 130030), (1820, 117027), (2340, 91021), (2730, 78018), (3276, 65015), (4095, 52012), (5460, 39009), (8190, 26006), (13003, 16380)]