291270120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{39791}}^1$

素因数の和:39866

約数の個数: 64

約数和(自身を含む): 888157440

約数和(自身を除く): 596887320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 7320, 39791, 79582, 119373, 159164, 198955, 238746, 318328, 397910, 477492, 596865, 795820, 954984, 1193730, 1591640, 2387460, 2427251, 4774920, 4854502, 7281753, 9709004, 12136255, 14563506, 19418008, 24272510, 29127012, 36408765, 48545020, 58254024, 72817530, 97090040, 145635060, 291270120]

約数ペア:

[(1, 291270120), (2, 145635060), (3, 97090040), (4, 72817530), (5, 58254024), (6, 48545020), (8, 36408765), (10, 29127012), (12, 24272510), (15, 19418008), (20, 14563506), (24, 12136255), (30, 9709004), (40, 7281753), (60, 4854502), (61, 4774920), (120, 2427251), (122, 2387460), (183, 1591640), (244, 1193730), (305, 954984), (366, 795820), (488, 596865), (610, 477492), (732, 397910), (915, 318328), (1220, 238746), (1464, 198955), (1830, 159164), (2440, 119373), (3660, 79582), (7320, 39791)]