15731640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{491}}^1$

素因数の和:597

約数の個数: 96

約数和(自身を含む): 51807600

約数和(自身を除く): 36075960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 89, 90, 120, 178, 180, 267, 356, 360, 445, 491, 534, 712, 801, 890, 982, 1068, 1335, 1473, 1602, 1780, 1964, 2136, 2455, 2670, 2946, 3204, 3560, 3928, 4005, 4419, 4910, 5340, 5892, 6408, 7365, 8010, 8838, 9820, 10680, 11784, 14730, 16020, 17676, 19640, 22095, 29460, 32040, 35352, 43699, 44190, 58920, 87398, 88380, 131097, 174796, 176760, 218495, 262194, 349592, 393291, 436990, 524388, 655485, 786582, 873980, 1048776, 1310970, 1573164, 1747960, 1966455, 2621940, 3146328, 3932910, 5243880, 7865820, 15731640]

約数ペア:

[(1, 15731640), (2, 7865820), (3, 5243880), (4, 3932910), (5, 3146328), (6, 2621940), (8, 1966455), (9, 1747960), (10, 1573164), (12, 1310970), (15, 1048776), (18, 873980), (20, 786582), (24, 655485), (30, 524388), (36, 436990), (40, 393291), (45, 349592), (60, 262194), (72, 218495), (89, 176760), (90, 174796), (120, 131097), (178, 88380), (180, 87398), (267, 58920), (356, 44190), (360, 43699), (445, 35352), (491, 32040), (534, 29460), (712, 22095), (801, 19640), (890, 17676), (982, 16020), (1068, 14730), (1335, 11784), (1473, 10680), (1602, 9820), (1780, 8838), (1964, 8010), (2136, 7365), (2455, 6408), (2670, 5892), (2946, 5340), (3204, 4910), (3560, 4419), (3928, 4005)]