326818680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:605

約数の個数: 128

約数和(自身を含む): 1007769600

約数和(自身を除く): 680950920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 89, 120, 142, 178, 213, 267, 284, 355, 356, 426, 431, 445, 534, 568, 710, 712, 852, 862, 890, 1065, 1068, 1293, 1335, 1420, 1704, 1724, 1780, 2130, 2136, 2155, 2586, 2670, 2840, 3448, 3560, 4260, 4310, 5172, 5340, 6319, 6465, 8520, 8620, 10344, 10680, 12638, 12930, 17240, 18957, 25276, 25860, 30601, 31595, 37914, 38359, 50552, 51720, 61202, 63190, 75828, 76718, 91803, 94785, 115077, 122404, 126380, 151656, 153005, 153436, 183606, 189570, 191795, 230154, 244808, 252760, 306010, 306872, 367212, 379140, 383590, 459015, 460308, 575385, 612020, 734424, 758280, 767180, 918030, 920616, 1150770, 1224040, 1534360, 1836060, 2301540, 2723489, 3672120, 4603080, 5446978, 8170467, 10893956, 13617445, 16340934, 21787912, 27234890, 32681868, 40852335, 54469780, 65363736, 81704670, 108939560, 163409340, 326818680]

約数ペア:

[(1, 326818680), (2, 163409340), (3, 108939560), (4, 81704670), (5, 65363736), (6, 54469780), (8, 40852335), (10, 32681868), (12, 27234890), (15, 21787912), (20, 16340934), (24, 13617445), (30, 10893956), (40, 8170467), (60, 5446978), (71, 4603080), (89, 3672120), (120, 2723489), (142, 2301540), (178, 1836060), (213, 1534360), (267, 1224040), (284, 1150770), (355, 920616), (356, 918030), (426, 767180), (431, 758280), (445, 734424), (534, 612020), (568, 575385), (710, 460308), (712, 459015), (852, 383590), (862, 379140), (890, 367212), (1065, 306872), (1068, 306010), (1293, 252760), (1335, 244808), (1420, 230154), (1704, 191795), (1724, 189570), (1780, 183606), (2130, 153436), (2136, 153005), (2155, 151656), (2586, 126380), (2670, 122404), (2840, 115077), (3448, 94785), (3560, 91803), (4260, 76718), (4310, 75828), (5172, 63190), (5340, 61202), (6319, 51720), (6465, 50552), (8520, 38359), (8620, 37914), (10344, 31595), (10680, 30601), (12638, 25860), (12930, 25276), (17240, 18957)]