1260270720

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{218797}}^1$

素因数の和:218822

約数の個数: 96

約数和(自身を含む): 4351892220

約数和(自身を除く): 3091621500

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 288, 320, 360, 384, 480, 576, 640, 720, 960, 1152, 1440, 1920, 2880, 5760, 218797, 437594, 656391, 875188, 1093985, 1312782, 1750376, 1969173, 2187970, 2625564, 3281955, 3500752, 3938346, 4375940, 5251128, 6563910, 7001504, 7876692, 8751880, 9845865, 10502256, 13127820, 14003008, 15753384, 17503760, 19691730, 21004512, 26255640, 28006016, 31506768, 35007520, 39383460, 42009024, 52511280, 63013536, 70015040, 78766920, 84018048, 105022560, 126027072, 140030080, 157533840, 210045120, 252054144, 315067680, 420090240, 630135360, 1260270720]

約数ペア:

[(1, 1260270720), (2, 630135360), (3, 420090240), (4, 315067680), (5, 252054144), (6, 210045120), (8, 157533840), (9, 140030080), (10, 126027072), (12, 105022560), (15, 84018048), (16, 78766920), (18, 70015040), (20, 63013536), (24, 52511280), (30, 42009024), (32, 39383460), (36, 35007520), (40, 31506768), (45, 28006016), (48, 26255640), (60, 21004512), (64, 19691730), (72, 17503760), (80, 15753384), (90, 14003008), (96, 13127820), (120, 10502256), (128, 9845865), (144, 8751880), (160, 7876692), (180, 7001504), (192, 6563910), (240, 5251128), (288, 4375940), (320, 3938346), (360, 3500752), (384, 3281955), (480, 2625564), (576, 2187970), (640, 1969173), (720, 1750376), (960, 1312782), (1152, 1093985), (1440, 875188), (1920, 656391), (2880, 437594), (5760, 218797)]