647058660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{1051}}^1$

素因数の和:1425

約数の個数: 96

約数和(自身を含む): 1877643264

約数和(自身を除く): 1230584604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 331, 372, 465, 620, 662, 930, 993, 1051, 1324, 1655, 1860, 1986, 2102, 3153, 3310, 3972, 4204, 4965, 5255, 6306, 6620, 9930, 10261, 10510, 12612, 15765, 19860, 20522, 21020, 30783, 31530, 32581, 41044, 51305, 61566, 63060, 65162, 97743, 102610, 123132, 130324, 153915, 162905, 195486, 205220, 307830, 325810, 347881, 390972, 488715, 615660, 651620, 695762, 977430, 1043643, 1391524, 1739405, 1954860, 2087286, 3478810, 4174572, 5218215, 6957620, 10436430, 10784311, 20872860, 21568622, 32352933, 43137244, 53921555, 64705866, 107843110, 129411732, 161764665, 215686220, 323529330, 647058660]

約数ペア:

[(1, 647058660), (2, 323529330), (3, 215686220), (4, 161764665), (5, 129411732), (6, 107843110), (10, 64705866), (12, 53921555), (15, 43137244), (20, 32352933), (30, 21568622), (31, 20872860), (60, 10784311), (62, 10436430), (93, 6957620), (124, 5218215), (155, 4174572), (186, 3478810), (310, 2087286), (331, 1954860), (372, 1739405), (465, 1391524), (620, 1043643), (662, 977430), (930, 695762), (993, 651620), (1051, 615660), (1324, 488715), (1655, 390972), (1860, 347881), (1986, 325810), (2102, 307830), (3153, 205220), (3310, 195486), (3972, 162905), (4204, 153915), (4965, 130324), (5255, 123132), (6306, 102610), (6620, 97743), (9930, 65162), (10261, 63060), (10510, 61566), (12612, 51305), (15765, 41044), (19860, 32581), (20522, 31530), (21020, 30783)]