217961040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{82561}}^1$

素因数の和:82588

約数の個数: 80

約数和(自身を含む): 737113536

約数和(自身を除く): 519152496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 110, 120, 132, 165, 176, 220, 240, 264, 330, 440, 528, 660, 880, 1320, 2640, 82561, 165122, 247683, 330244, 412805, 495366, 660488, 825610, 908171, 990732, 1238415, 1320976, 1651220, 1816342, 1981464, 2476830, 2724513, 3302440, 3632684, 3962928, 4540855, 4953660, 5449026, 6604880, 7265368, 9081710, 9907320, 10898052, 13622565, 14530736, 18163420, 19814640, 21796104, 27245130, 36326840, 43592208, 54490260, 72653680, 108980520, 217961040]

約数ペア:

[(1, 217961040), (2, 108980520), (3, 72653680), (4, 54490260), (5, 43592208), (6, 36326840), (8, 27245130), (10, 21796104), (11, 19814640), (12, 18163420), (15, 14530736), (16, 13622565), (20, 10898052), (22, 9907320), (24, 9081710), (30, 7265368), (33, 6604880), (40, 5449026), (44, 4953660), (48, 4540855), (55, 3962928), (60, 3632684), (66, 3302440), (80, 2724513), (88, 2476830), (110, 1981464), (120, 1816342), (132, 1651220), (165, 1320976), (176, 1238415), (220, 990732), (240, 908171), (264, 825610), (330, 660488), (440, 495366), (528, 412805), (660, 330244), (880, 247683), (1320, 165122), (2640, 82561)]