245953540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{2221}}^1$

素因数の和:2357

約数の個数: 72

約数和(自身を含む): 606419352

約数和(自身を除く): 360465812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 113, 140, 196, 226, 245, 452, 490, 565, 791, 980, 1130, 1582, 2221, 2260, 3164, 3955, 4442, 5537, 7910, 8884, 11074, 11105, 15547, 15820, 22148, 22210, 27685, 31094, 44420, 55370, 62188, 77735, 108829, 110740, 155470, 217658, 250973, 310940, 435316, 501946, 544145, 1003892, 1088290, 1254865, 1756811, 2176580, 2509730, 3513622, 5019460, 7027244, 8784055, 12297677, 17568110, 24595354, 35136220, 49190708, 61488385, 122976770, 245953540]

約数ペア:

[(1, 245953540), (2, 122976770), (4, 61488385), (5, 49190708), (7, 35136220), (10, 24595354), (14, 17568110), (20, 12297677), (28, 8784055), (35, 7027244), (49, 5019460), (70, 3513622), (98, 2509730), (113, 2176580), (140, 1756811), (196, 1254865), (226, 1088290), (245, 1003892), (452, 544145), (490, 501946), (565, 435316), (791, 310940), (980, 250973), (1130, 217658), (1582, 155470), (2221, 110740), (2260, 108829), (3164, 77735), (3955, 62188), (4442, 55370), (5537, 44420), (7910, 31094), (8884, 27685), (11074, 22210), (11105, 22148), (15547, 15820)]