145742360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{2713}}^1$

素因数の和:2820

約数の個数: 64

約数和(自身を含む): 351734400

約数和(自身を除く): 205992040

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 79, 85, 136, 158, 170, 316, 340, 395, 632, 680, 790, 1343, 1580, 2686, 2713, 3160, 5372, 5426, 6715, 10744, 10852, 13430, 13565, 21704, 26860, 27130, 46121, 53720, 54260, 92242, 108520, 184484, 214327, 230605, 368968, 428654, 461210, 857308, 922420, 1071635, 1714616, 1844840, 2143270, 3643559, 4286540, 7287118, 8573080, 14574236, 18217795, 29148472, 36435590, 72871180, 145742360]

約数ペア:

[(1, 145742360), (2, 72871180), (4, 36435590), (5, 29148472), (8, 18217795), (10, 14574236), (17, 8573080), (20, 7287118), (34, 4286540), (40, 3643559), (68, 2143270), (79, 1844840), (85, 1714616), (136, 1071635), (158, 922420), (170, 857308), (316, 461210), (340, 428654), (395, 368968), (632, 230605), (680, 214327), (790, 184484), (1343, 108520), (1580, 92242), (2686, 54260), (2713, 53720), (3160, 46121), (5372, 27130), (5426, 26860), (6715, 21704), (10744, 13565), (10852, 13430)]