75325740

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{25621}}^1$

素因数の和:25647

約数の個数: 72

約数和(自身を含む): 245356272

約数和(自身を除く): 170030532

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 25621, 51242, 76863, 102484, 128105, 153726, 179347, 256210, 307452, 358694, 384315, 512420, 538041, 717388, 768630, 896735, 1076082, 1255429, 1537260, 1793470, 2152164, 2510858, 2690205, 3586940, 3766287, 5021716, 5380410, 6277145, 7532574, 10760820, 12554290, 15065148, 18831435, 25108580, 37662870, 75325740]

約数ペア:

[(1, 75325740), (2, 37662870), (3, 25108580), (4, 18831435), (5, 15065148), (6, 12554290), (7, 10760820), (10, 7532574), (12, 6277145), (14, 5380410), (15, 5021716), (20, 3766287), (21, 3586940), (28, 2690205), (30, 2510858), (35, 2152164), (42, 1793470), (49, 1537260), (60, 1255429), (70, 1076082), (84, 896735), (98, 768630), (105, 717388), (140, 538041), (147, 512420), (196, 384315), (210, 358694), (245, 307452), (294, 256210), (420, 179347), (490, 153726), (588, 128105), (735, 102484), (980, 76863), (1470, 51242), (2940, 25621)]