421567920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{25457}}^1$

素因数の和:25499

約数の個数: 120

約数和(自身を含む): 1477378656

約数和(自身を除く): 1055810736

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 552, 690, 720, 828, 920, 1035, 1104, 1380, 1656, 1840, 2070, 2760, 3312, 4140, 5520, 8280, 16560, 25457, 50914, 76371, 101828, 127285, 152742, 203656, 229113, 254570, 305484, 381855, 407312, 458226, 509140, 585511, 610968, 763710, 916452, 1018280, 1145565, 1171022, 1221936, 1527420, 1756533, 1832904, 2036560, 2291130, 2342044, 2927555, 3054840, 3513066, 3665808, 4582260, 4684088, 5269599, 5855110, 6109680, 7026132, 8782665, 9164520, 9368176, 10539198, 11710220, 14052264, 17565330, 18329040, 21078396, 23420440, 26347995, 28104528, 35130660, 42156792, 46840880, 52695990, 70261320, 84313584, 105391980, 140522640, 210783960, 421567920]

約数ペア:

[(1, 421567920), (2, 210783960), (3, 140522640), (4, 105391980), (5, 84313584), (6, 70261320), (8, 52695990), (9, 46840880), (10, 42156792), (12, 35130660), (15, 28104528), (16, 26347995), (18, 23420440), (20, 21078396), (23, 18329040), (24, 17565330), (30, 14052264), (36, 11710220), (40, 10539198), (45, 9368176), (46, 9164520), (48, 8782665), (60, 7026132), (69, 6109680), (72, 5855110), (80, 5269599), (90, 4684088), (92, 4582260), (115, 3665808), (120, 3513066), (138, 3054840), (144, 2927555), (180, 2342044), (184, 2291130), (207, 2036560), (230, 1832904), (240, 1756533), (276, 1527420), (345, 1221936), (360, 1171022), (368, 1145565), (414, 1018280), (460, 916452), (552, 763710), (690, 610968), (720, 585511), (828, 509140), (920, 458226), (1035, 407312), (1104, 381855), (1380, 305484), (1656, 254570), (1840, 229113), (2070, 203656), (2760, 152742), (3312, 127285), (4140, 101828), (5520, 76371), (8280, 50914), (16560, 25457)]