1520851960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{2221}}^1$

素因数の和:2321

約数の個数: 128

約数和(自身を含む): 3887611200

約数和(自身を除く): 2366759240

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 53, 68, 76, 85, 95, 106, 136, 152, 170, 190, 212, 265, 323, 340, 380, 424, 530, 646, 680, 760, 901, 1007, 1060, 1292, 1615, 1802, 2014, 2120, 2221, 2584, 3230, 3604, 4028, 4442, 4505, 5035, 6460, 7208, 8056, 8884, 9010, 10070, 11105, 12920, 17119, 17768, 18020, 20140, 22210, 34238, 36040, 37757, 40280, 42199, 44420, 68476, 75514, 84398, 85595, 88840, 117713, 136952, 151028, 168796, 171190, 188785, 210995, 235426, 302056, 337592, 342380, 377570, 421990, 470852, 588565, 684760, 717383, 755140, 843980, 941704, 1177130, 1434766, 1510280, 1687960, 2001121, 2236547, 2354260, 2869532, 3586915, 4002242, 4473094, 4708520, 5739064, 7173830, 8004484, 8946188, 10005605, 11182735, 14347660, 16008968, 17892376, 20011210, 22365470, 28695320, 38021299, 40022420, 44730940, 76042598, 80044840, 89461880, 152085196, 190106495, 304170392, 380212990, 760425980, 1520851960]

約数ペア:

[(1, 1520851960), (2, 760425980), (4, 380212990), (5, 304170392), (8, 190106495), (10, 152085196), (17, 89461880), (19, 80044840), (20, 76042598), (34, 44730940), (38, 40022420), (40, 38021299), (53, 28695320), (68, 22365470), (76, 20011210), (85, 17892376), (95, 16008968), (106, 14347660), (136, 11182735), (152, 10005605), (170, 8946188), (190, 8004484), (212, 7173830), (265, 5739064), (323, 4708520), (340, 4473094), (380, 4002242), (424, 3586915), (530, 2869532), (646, 2354260), (680, 2236547), (760, 2001121), (901, 1687960), (1007, 1510280), (1060, 1434766), (1292, 1177130), (1615, 941704), (1802, 843980), (2014, 755140), (2120, 717383), (2221, 684760), (2584, 588565), (3230, 470852), (3604, 421990), (4028, 377570), (4442, 342380), (4505, 337592), (5035, 302056), (6460, 235426), (7208, 210995), (8056, 188785), (8884, 171190), (9010, 168796), (10070, 151028), (11105, 136952), (12920, 117713), (17119, 88840), (17768, 85595), (18020, 84398), (20140, 75514), (22210, 68476), (34238, 44420), (36040, 42199), (37757, 40280)]