31343940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:218

約数の個数: 144

約数和(自身を含む): 101582208

約数和(自身を除く): 70238268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 67, 69, 90, 92, 113, 115, 134, 138, 180, 201, 207, 226, 230, 268, 276, 335, 339, 345, 402, 414, 452, 460, 565, 603, 670, 678, 690, 804, 828, 1005, 1017, 1035, 1130, 1206, 1340, 1356, 1380, 1541, 1695, 2010, 2034, 2070, 2260, 2412, 2599, 3015, 3082, 3390, 4020, 4068, 4140, 4623, 5085, 5198, 6030, 6164, 6780, 7571, 7705, 7797, 9246, 10170, 10396, 12060, 12995, 13869, 15142, 15410, 15594, 18492, 20340, 22713, 23115, 23391, 25990, 27738, 30284, 30820, 31188, 37855, 38985, 45426, 46230, 46782, 51980, 55476, 68139, 69345, 75710, 77970, 90852, 92460, 93564, 113565, 116955, 136278, 138690, 151420, 155940, 174133, 227130, 233910, 272556, 277380, 340695, 348266, 454260, 467820, 522399, 681390, 696532, 870665, 1044798, 1362780, 1567197, 1741330, 2089596, 2611995, 3134394, 3482660, 5223990, 6268788, 7835985, 10447980, 15671970, 31343940]

約数ペア:

[(1, 31343940), (2, 15671970), (3, 10447980), (4, 7835985), (5, 6268788), (6, 5223990), (9, 3482660), (10, 3134394), (12, 2611995), (15, 2089596), (18, 1741330), (20, 1567197), (23, 1362780), (30, 1044798), (36, 870665), (45, 696532), (46, 681390), (60, 522399), (67, 467820), (69, 454260), (90, 348266), (92, 340695), (113, 277380), (115, 272556), (134, 233910), (138, 227130), (180, 174133), (201, 155940), (207, 151420), (226, 138690), (230, 136278), (268, 116955), (276, 113565), (335, 93564), (339, 92460), (345, 90852), (402, 77970), (414, 75710), (452, 69345), (460, 68139), (565, 55476), (603, 51980), (670, 46782), (678, 46230), (690, 45426), (804, 38985), (828, 37855), (1005, 31188), (1017, 30820), (1035, 30284), (1130, 27738), (1206, 25990), (1340, 23391), (1356, 23115), (1380, 22713), (1541, 20340), (1695, 18492), (2010, 15594), (2034, 15410), (2070, 15142), (2260, 13869), (2412, 12995), (2599, 12060), (3015, 10396), (3082, 10170), (3390, 9246), (4020, 7797), (4068, 7705), (4140, 7571), (4623, 6780), (5085, 6164), (5198, 6030)]