155940

素因数分解:

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

素因数の和:148

約数の個数: 48

約数和(自身を含む): 459648

約数和(自身を除く): 303708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 113, 115, 138, 226, 230, 276, 339, 345, 452, 460, 565, 678, 690, 1130, 1356, 1380, 1695, 2260, 2599, 3390, 5198, 6780, 7797, 10396, 12995, 15594, 25990, 31188, 38985, 51980, 77970, 155940]

約数ペア:

[(1, 155940), (2, 77970), (3, 51980), (4, 38985), (5, 31188), (6, 25990), (10, 15594), (12, 12995), (15, 10396), (20, 7797), (23, 6780), (30, 5198), (46, 3390), (60, 2599), (69, 2260), (92, 1695), (113, 1380), (115, 1356), (138, 1130), (226, 690), (230, 678), (276, 565), (339, 460), (345, 452)]