740480280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{17681}}^1$

素因数の和:18044

約数の個数: 64

約数和(自身を含む): 2227932000

約数和(自身を除く): 1487451720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 349, 698, 1047, 1396, 1745, 2094, 2792, 3490, 4188, 5235, 6980, 8376, 10470, 13960, 17681, 20940, 35362, 41880, 53043, 70724, 88405, 106086, 141448, 176810, 212172, 265215, 353620, 424344, 530430, 707240, 1060860, 2121720, 6170669, 12341338, 18512007, 24682676, 30853345, 37024014, 49365352, 61706690, 74048028, 92560035, 123413380, 148096056, 185120070, 246826760, 370240140, 740480280]

約数ペア:

[(1, 740480280), (2, 370240140), (3, 246826760), (4, 185120070), (5, 148096056), (6, 123413380), (8, 92560035), (10, 74048028), (12, 61706690), (15, 49365352), (20, 37024014), (24, 30853345), (30, 24682676), (40, 18512007), (60, 12341338), (120, 6170669), (349, 2121720), (698, 1060860), (1047, 707240), (1396, 530430), (1745, 424344), (2094, 353620), (2792, 265215), (3490, 212172), (4188, 176810), (5235, 141448), (6980, 106086), (8376, 88405), (10470, 70724), (13960, 53043), (17681, 41880), (20940, 35362)]