1279430160

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{997}}^1\times {\mathrm{5347}}^1$

素因数の和:6360

約数の個数: 80

約数和(自身を含む): 3970954176

約数和(自身を除く): 2691524016

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 997, 1994, 2991, 3988, 4985, 5347, 5982, 7976, 9970, 10694, 11964, 14955, 15952, 16041, 19940, 21388, 23928, 26735, 29910, 32082, 39880, 42776, 47856, 53470, 59820, 64164, 79760, 80205, 85552, 106940, 119640, 128328, 160410, 213880, 239280, 256656, 320820, 427760, 641640, 1283280, 5330959, 10661918, 15992877, 21323836, 26654795, 31985754, 42647672, 53309590, 63971508, 79964385, 85295344, 106619180, 127943016, 159928770, 213238360, 255886032, 319857540, 426476720, 639715080, 1279430160]

約数ペア:

[(1, 1279430160), (2, 639715080), (3, 426476720), (4, 319857540), (5, 255886032), (6, 213238360), (8, 159928770), (10, 127943016), (12, 106619180), (15, 85295344), (16, 79964385), (20, 63971508), (24, 53309590), (30, 42647672), (40, 31985754), (48, 26654795), (60, 21323836), (80, 15992877), (120, 10661918), (240, 5330959), (997, 1283280), (1994, 641640), (2991, 427760), (3988, 320820), (4985, 256656), (5347, 239280), (5982, 213880), (7976, 160410), (9970, 128328), (10694, 119640), (11964, 106940), (14955, 85552), (15952, 80205), (16041, 79760), (19940, 64164), (21388, 59820), (23928, 53470), (26735, 47856), (29910, 42776), (32082, 39880)]