818465040

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{378919}}^1$

素因数の和:378941

約数の個数: 80

約数和(自身を含む): 2819164800

約数和(自身を除く): 2000699760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 378919, 757838, 1136757, 1515676, 1894595, 2273514, 3031352, 3410271, 3789190, 4547028, 5683785, 6062704, 6820542, 7578380, 9094056, 10230813, 11367570, 13641084, 15156760, 17051355, 18188112, 20461626, 22735140, 27282168, 30313520, 34102710, 40923252, 45470280, 51154065, 54564336, 68205420, 81846504, 90940560, 102308130, 136410840, 163693008, 204616260, 272821680, 409232520, 818465040]

約数ペア:

[(1, 818465040), (2, 409232520), (3, 272821680), (4, 204616260), (5, 163693008), (6, 136410840), (8, 102308130), (9, 90940560), (10, 81846504), (12, 68205420), (15, 54564336), (16, 51154065), (18, 45470280), (20, 40923252), (24, 34102710), (27, 30313520), (30, 27282168), (36, 22735140), (40, 20461626), (45, 18188112), (48, 17051355), (54, 15156760), (60, 13641084), (72, 11367570), (80, 10230813), (90, 9094056), (108, 7578380), (120, 6820542), (135, 6062704), (144, 5683785), (180, 4547028), (216, 3789190), (240, 3410271), (270, 3031352), (360, 2273514), (432, 1894595), (540, 1515676), (720, 1136757), (1080, 757838), (2160, 378919)]