181641720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{116437}}^1$

素因数の和:116464

約数の個数: 64

約数和(自身を含む): 586847520

約数和(自身を除く): 405205800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1560, 116437, 232874, 349311, 465748, 582185, 698622, 931496, 1164370, 1397244, 1513681, 1746555, 2328740, 2794488, 3027362, 3493110, 4541043, 4657480, 6054724, 6986220, 7568405, 9082086, 12109448, 13972440, 15136810, 18164172, 22705215, 30273620, 36328344, 45410430, 60547240, 90820860, 181641720]

約数ペア:

[(1, 181641720), (2, 90820860), (3, 60547240), (4, 45410430), (5, 36328344), (6, 30273620), (8, 22705215), (10, 18164172), (12, 15136810), (13, 13972440), (15, 12109448), (20, 9082086), (24, 7568405), (26, 6986220), (30, 6054724), (39, 4657480), (40, 4541043), (52, 3493110), (60, 3027362), (65, 2794488), (78, 2328740), (104, 1746555), (120, 1513681), (130, 1397244), (156, 1164370), (195, 931496), (260, 698622), (312, 582185), (390, 465748), (520, 349311), (780, 232874), (1560, 116437)]