240944360

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1277}}^1$

素因数の和:1430

約数の個数: 64

約数和(自身を含む): 558997200

約数和(自身を除く): 318052840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 89, 106, 178, 212, 265, 356, 424, 445, 530, 712, 890, 1060, 1277, 1780, 2120, 2554, 3560, 4717, 5108, 6385, 9434, 10216, 12770, 18868, 23585, 25540, 37736, 47170, 51080, 67681, 94340, 113653, 135362, 188680, 227306, 270724, 338405, 454612, 541448, 568265, 676810, 909224, 1136530, 1353620, 2273060, 2707240, 4546120, 6023609, 12047218, 24094436, 30118045, 48188872, 60236090, 120472180, 240944360]

約数ペア:

[(1, 240944360), (2, 120472180), (4, 60236090), (5, 48188872), (8, 30118045), (10, 24094436), (20, 12047218), (40, 6023609), (53, 4546120), (89, 2707240), (106, 2273060), (178, 1353620), (212, 1136530), (265, 909224), (356, 676810), (424, 568265), (445, 541448), (530, 454612), (712, 338405), (890, 270724), (1060, 227306), (1277, 188680), (1780, 135362), (2120, 113653), (2554, 94340), (3560, 67681), (4717, 51080), (5108, 47170), (6385, 37736), (9434, 25540), (10216, 23585), (12770, 18868)]