344904420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{1213}}^1$

素因数の和:1909

約数の個数: 96

約数和(自身を含む): 1106235648

約数和(自身を除く): 761331228

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 677, 1213, 1354, 2031, 2426, 2708, 3385, 3639, 4062, 4739, 4852, 6065, 6770, 7278, 8124, 8491, 9478, 10155, 12130, 13540, 14217, 14556, 16982, 18195, 18956, 20310, 23695, 24260, 25473, 28434, 33964, 36390, 40620, 42455, 47390, 50946, 56868, 71085, 72780, 84910, 94780, 101892, 127365, 142170, 169820, 254730, 284340, 509460, 821201, 1642402, 2463603, 3284804, 4106005, 4927206, 5748407, 8212010, 9854412, 11496814, 12318015, 16424020, 17245221, 22993628, 24636030, 28742035, 34490442, 49272060, 57484070, 68980884, 86226105, 114968140, 172452210, 344904420]

約数ペア:

[(1, 344904420), (2, 172452210), (3, 114968140), (4, 86226105), (5, 68980884), (6, 57484070), (7, 49272060), (10, 34490442), (12, 28742035), (14, 24636030), (15, 22993628), (20, 17245221), (21, 16424020), (28, 12318015), (30, 11496814), (35, 9854412), (42, 8212010), (60, 5748407), (70, 4927206), (84, 4106005), (105, 3284804), (140, 2463603), (210, 1642402), (420, 821201), (677, 509460), (1213, 284340), (1354, 254730), (2031, 169820), (2426, 142170), (2708, 127365), (3385, 101892), (3639, 94780), (4062, 84910), (4739, 72780), (4852, 71085), (6065, 56868), (6770, 50946), (7278, 47390), (8124, 42455), (8491, 40620), (9478, 36390), (10155, 33964), (12130, 28434), (13540, 25473), (14217, 24260), (14556, 23695), (16982, 20310), (18195, 18956)]