1550780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1$

素因数の和:99

約数の個数: 96

約数和(自身を含む): 4354560

約数和(自身を除く): 2803780

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 35, 38, 44, 53, 55, 70, 76, 77, 95, 106, 110, 133, 140, 154, 190, 209, 212, 220, 265, 266, 308, 371, 380, 385, 418, 530, 532, 583, 665, 742, 770, 836, 1007, 1045, 1060, 1166, 1330, 1463, 1484, 1540, 1855, 2014, 2090, 2332, 2660, 2915, 2926, 3710, 4028, 4081, 4180, 5035, 5830, 5852, 7049, 7315, 7420, 8162, 10070, 11077, 11660, 14098, 14630, 16324, 20140, 20405, 22154, 28196, 29260, 35245, 40810, 44308, 55385, 70490, 77539, 81620, 110770, 140980, 155078, 221540, 310156, 387695, 775390, 1550780]

約数ペア:

[(1, 1550780), (2, 775390), (4, 387695), (5, 310156), (7, 221540), (10, 155078), (11, 140980), (14, 110770), (19, 81620), (20, 77539), (22, 70490), (28, 55385), (35, 44308), (38, 40810), (44, 35245), (53, 29260), (55, 28196), (70, 22154), (76, 20405), (77, 20140), (95, 16324), (106, 14630), (110, 14098), (133, 11660), (140, 11077), (154, 10070), (190, 8162), (209, 7420), (212, 7315), (220, 7049), (265, 5852), (266, 5830), (308, 5035), (371, 4180), (380, 4081), (385, 4028), (418, 3710), (530, 2926), (532, 2915), (583, 2660), (665, 2332), (742, 2090), (770, 2014), (836, 1855), (1007, 1540), (1045, 1484), (1060, 1463), (1166, 1330)]