252255680

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:538

約数の個数: 112

約数和(自身を含む): 632033280

約数和(自身を除く): 379777600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 64, 80, 118, 124, 155, 160, 236, 248, 295, 310, 320, 431, 472, 496, 590, 620, 862, 944, 992, 1180, 1240, 1724, 1829, 1888, 1984, 2155, 2360, 2480, 3448, 3658, 3776, 4310, 4720, 4960, 6896, 7316, 8620, 9145, 9440, 9920, 13361, 13792, 14632, 17240, 18290, 18880, 25429, 26722, 27584, 29264, 34480, 36580, 50858, 53444, 58528, 66805, 68960, 73160, 101716, 106888, 117056, 127145, 133610, 137920, 146320, 203432, 213776, 254290, 267220, 292640, 406864, 427552, 508580, 534440, 585280, 788299, 813728, 855104, 1017160, 1068880, 1576598, 1627456, 2034320, 2137760, 3153196, 3941495, 4068640, 4275520, 6306392, 7882990, 8137280, 12612784, 15765980, 25225568, 31531960, 50451136, 63063920, 126127840, 252255680]

約数ペア:

[(1, 252255680), (2, 126127840), (4, 63063920), (5, 50451136), (8, 31531960), (10, 25225568), (16, 15765980), (20, 12612784), (31, 8137280), (32, 7882990), (40, 6306392), (59, 4275520), (62, 4068640), (64, 3941495), (80, 3153196), (118, 2137760), (124, 2034320), (155, 1627456), (160, 1576598), (236, 1068880), (248, 1017160), (295, 855104), (310, 813728), (320, 788299), (431, 585280), (472, 534440), (496, 508580), (590, 427552), (620, 406864), (862, 292640), (944, 267220), (992, 254290), (1180, 213776), (1240, 203432), (1724, 146320), (1829, 137920), (1888, 133610), (1984, 127145), (2155, 117056), (2360, 106888), (2480, 101716), (3448, 73160), (3658, 68960), (3776, 66805), (4310, 58528), (4720, 53444), (4960, 50858), (6896, 36580), (7316, 34480), (8620, 29264), (9145, 27584), (9440, 26722), (9920, 25429), (13361, 18880), (13792, 18290), (14632, 17240)]