228815820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{863}}^1$

素因数の和:1372

約数の個数: 96

約数和(自身を含む): 714147840

約数和(自身を除く): 485332020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 491, 540, 863, 982, 1473, 1726, 1964, 2455, 2589, 2946, 3452, 4315, 4419, 4910, 5178, 5892, 7365, 7767, 8630, 8838, 9820, 10356, 12945, 13257, 14730, 15534, 17260, 17676, 22095, 23301, 25890, 26514, 29460, 31068, 38835, 44190, 46602, 51780, 53028, 66285, 77670, 88380, 93204, 116505, 132570, 155340, 233010, 265140, 423733, 466020, 847466, 1271199, 1694932, 2118665, 2542398, 3813597, 4237330, 5084796, 6355995, 7627194, 8474660, 11440791, 12711990, 15254388, 19067985, 22881582, 25423980, 38135970, 45763164, 57203955, 76271940, 114407910, 228815820]

約数ペア:

[(1, 228815820), (2, 114407910), (3, 76271940), (4, 57203955), (5, 45763164), (6, 38135970), (9, 25423980), (10, 22881582), (12, 19067985), (15, 15254388), (18, 12711990), (20, 11440791), (27, 8474660), (30, 7627194), (36, 6355995), (45, 5084796), (54, 4237330), (60, 3813597), (90, 2542398), (108, 2118665), (135, 1694932), (180, 1271199), (270, 847466), (491, 466020), (540, 423733), (863, 265140), (982, 233010), (1473, 155340), (1726, 132570), (1964, 116505), (2455, 93204), (2589, 88380), (2946, 77670), (3452, 66285), (4315, 53028), (4419, 51780), (4910, 46602), (5178, 44190), (5892, 38835), (7365, 31068), (7767, 29460), (8630, 26514), (8838, 25890), (9820, 23301), (10356, 22095), (12945, 17676), (13257, 17260), (14730, 15534)]