664343640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{19843}}^1$

素因数の和:19894

約数の個数: 128

約数和(自身を含む): 2286028800

約数和(自身を除く): 1621685160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 90, 93, 108, 120, 124, 135, 155, 180, 186, 216, 248, 270, 279, 310, 360, 372, 465, 540, 558, 620, 744, 837, 930, 1080, 1116, 1240, 1395, 1674, 1860, 2232, 2790, 3348, 3720, 4185, 5580, 6696, 8370, 11160, 16740, 19843, 33480, 39686, 59529, 79372, 99215, 119058, 158744, 178587, 198430, 238116, 297645, 357174, 396860, 476232, 535761, 595290, 615133, 714348, 793720, 892935, 1071522, 1190580, 1230266, 1428696, 1785870, 1845399, 2143044, 2381160, 2460532, 2678805, 3075665, 3571740, 3690798, 4286088, 4921064, 5357610, 5536197, 6151330, 7143480, 7381596, 9226995, 10715220, 11072394, 12302660, 14763192, 16608591, 18453990, 21430440, 22144788, 24605320, 27680985, 33217182, 36907980, 44289576, 55361970, 66434364, 73815960, 83042955, 110723940, 132868728, 166085910, 221447880, 332171820, 664343640]

約数ペア:

[(1, 664343640), (2, 332171820), (3, 221447880), (4, 166085910), (5, 132868728), (6, 110723940), (8, 83042955), (9, 73815960), (10, 66434364), (12, 55361970), (15, 44289576), (18, 36907980), (20, 33217182), (24, 27680985), (27, 24605320), (30, 22144788), (31, 21430440), (36, 18453990), (40, 16608591), (45, 14763192), (54, 12302660), (60, 11072394), (62, 10715220), (72, 9226995), (90, 7381596), (93, 7143480), (108, 6151330), (120, 5536197), (124, 5357610), (135, 4921064), (155, 4286088), (180, 3690798), (186, 3571740), (216, 3075665), (248, 2678805), (270, 2460532), (279, 2381160), (310, 2143044), (360, 1845399), (372, 1785870), (465, 1428696), (540, 1230266), (558, 1190580), (620, 1071522), (744, 892935), (837, 793720), (930, 714348), (1080, 615133), (1116, 595290), (1240, 535761), (1395, 476232), (1674, 396860), (1860, 357174), (2232, 297645), (2790, 238116), (3348, 198430), (3720, 178587), (4185, 158744), (5580, 119058), (6696, 99215), (8370, 79372), (11160, 59529), (16740, 39686), (19843, 33480)]