128015370

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{67733}}^1$

素因数の和:67756

約数の個数: 64

約数和(自身を含む): 390147840

約数和(自身を除く): 262132470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 67733, 135466, 203199, 338665, 406398, 474131, 609597, 677330, 948262, 1015995, 1219194, 1422393, 1828791, 2031990, 2370655, 2844786, 3047985, 3657582, 4267179, 4741310, 6095970, 7111965, 8534358, 9143955, 12801537, 14223930, 18287910, 21335895, 25603074, 42671790, 64007685, 128015370]

約数ペア:

[(1, 128015370), (2, 64007685), (3, 42671790), (5, 25603074), (6, 21335895), (7, 18287910), (9, 14223930), (10, 12801537), (14, 9143955), (15, 8534358), (18, 7111965), (21, 6095970), (27, 4741310), (30, 4267179), (35, 3657582), (42, 3047985), (45, 2844786), (54, 2370655), (63, 2031990), (70, 1828791), (90, 1422393), (105, 1219194), (126, 1015995), (135, 948262), (189, 677330), (210, 609597), (270, 474131), (315, 406398), (378, 338665), (630, 203199), (945, 135466), (1890, 67733)]