51870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:49

約数の個数: 64

約数和(自身を含む): 161280

約数和(自身を除く): 109410

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 19, 21, 26, 30, 35, 38, 39, 42, 57, 65, 70, 78, 91, 95, 105, 114, 130, 133, 182, 190, 195, 210, 247, 266, 273, 285, 390, 399, 455, 494, 546, 570, 665, 741, 798, 910, 1235, 1330, 1365, 1482, 1729, 1995, 2470, 2730, 3458, 3705, 3990, 5187, 7410, 8645, 10374, 17290, 25935, 51870]

約数ペア:

[(1, 51870), (2, 25935), (3, 17290), (5, 10374), (6, 8645), (7, 7410), (10, 5187), (13, 3990), (14, 3705), (15, 3458), (19, 2730), (21, 2470), (26, 1995), (30, 1729), (35, 1482), (38, 1365), (39, 1330), (42, 1235), (57, 910), (65, 798), (70, 741), (78, 665), (91, 570), (95, 546), (105, 494), (114, 455), (130, 399), (133, 390), (182, 285), (190, 273), (195, 266), (210, 247)]