120495320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 318427200

約数和(自身を除く): 197931880

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 89, 110, 136, 170, 178, 181, 187, 220, 340, 356, 362, 374, 440, 445, 680, 712, 724, 748, 890, 905, 935, 979, 1448, 1496, 1513, 1780, 1810, 1870, 1958, 1991, 3026, 3077, 3560, 3620, 3740, 3916, 3982, 4895, 6052, 6154, 7240, 7480, 7565, 7832, 7964, 9790, 9955, 12104, 12308, 15130, 15385, 15928, 16109, 16643, 19580, 19910, 24616, 30260, 30770, 32218, 33286, 33847, 39160, 39820, 60520, 61540, 64436, 66572, 67694, 79640, 80545, 83215, 123080, 128872, 133144, 135388, 161090, 166430, 169235, 177199, 270776, 273853, 322180, 332860, 338470, 354398, 547706, 644360, 665720, 676940, 708796, 885995, 1095412, 1353880, 1369265, 1417592, 1771990, 2190824, 2738530, 3012383, 3543980, 5477060, 6024766, 7087960, 10954120, 12049532, 15061915, 24099064, 30123830, 60247660, 120495320]

約数ペア:

[(1, 120495320), (2, 60247660), (4, 30123830), (5, 24099064), (8, 15061915), (10, 12049532), (11, 10954120), (17, 7087960), (20, 6024766), (22, 5477060), (34, 3543980), (40, 3012383), (44, 2738530), (55, 2190824), (68, 1771990), (85, 1417592), (88, 1369265), (89, 1353880), (110, 1095412), (136, 885995), (170, 708796), (178, 676940), (181, 665720), (187, 644360), (220, 547706), (340, 354398), (356, 338470), (362, 332860), (374, 322180), (440, 273853), (445, 270776), (680, 177199), (712, 169235), (724, 166430), (748, 161090), (890, 135388), (905, 133144), (935, 128872), (979, 123080), (1448, 83215), (1496, 80545), (1513, 79640), (1780, 67694), (1810, 66572), (1870, 64436), (1958, 61540), (1991, 60520), (3026, 39820), (3077, 39160), (3560, 33847), (3620, 33286), (3740, 32218), (3916, 30770), (3982, 30260), (4895, 24616), (6052, 19910), (6154, 19580), (7240, 16643), (7480, 16109), (7565, 15928), (7832, 15385), (7964, 15130), (9790, 12308), (9955, 12104)]