709240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:184

約数の個数: 64

約数和(自身を含む): 1944000

約数和(自身を除く): 1234760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 149, 170, 238, 280, 298, 340, 476, 595, 596, 680, 745, 952, 1043, 1190, 1192, 1490, 2086, 2380, 2533, 2980, 4172, 4760, 5066, 5215, 5960, 8344, 10132, 10430, 12665, 17731, 20264, 20860, 25330, 35462, 41720, 50660, 70924, 88655, 101320, 141848, 177310, 354620, 709240]

約数ペア:

[(1, 709240), (2, 354620), (4, 177310), (5, 141848), (7, 101320), (8, 88655), (10, 70924), (14, 50660), (17, 41720), (20, 35462), (28, 25330), (34, 20860), (35, 20264), (40, 17731), (56, 12665), (68, 10430), (70, 10132), (85, 8344), (119, 5960), (136, 5215), (140, 5066), (149, 4760), (170, 4172), (238, 2980), (280, 2533), (298, 2380), (340, 2086), (476, 1490), (595, 1192), (596, 1190), (680, 1043), (745, 952)]