123918780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3919}}^1$

素因数の和:3979

約数の個数: 96

約数和(自身を含む): 379330560

約数和(自身を除く): 255411780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 620, 930, 1020, 1054, 1581, 1860, 2108, 2635, 3162, 3919, 5270, 6324, 7838, 7905, 10540, 11757, 15676, 15810, 19595, 23514, 31620, 39190, 47028, 58785, 66623, 78380, 117570, 121489, 133246, 199869, 235140, 242978, 266492, 333115, 364467, 399738, 485956, 607445, 666230, 728934, 799476, 999345, 1214890, 1332460, 1457868, 1822335, 1998690, 2065313, 2429780, 3644670, 3997380, 4130626, 6195939, 7289340, 8261252, 10326565, 12391878, 20653130, 24783756, 30979695, 41306260, 61959390, 123918780]

約数ペア:

[(1, 123918780), (2, 61959390), (3, 41306260), (4, 30979695), (5, 24783756), (6, 20653130), (10, 12391878), (12, 10326565), (15, 8261252), (17, 7289340), (20, 6195939), (30, 4130626), (31, 3997380), (34, 3644670), (51, 2429780), (60, 2065313), (62, 1998690), (68, 1822335), (85, 1457868), (93, 1332460), (102, 1214890), (124, 999345), (155, 799476), (170, 728934), (186, 666230), (204, 607445), (255, 485956), (310, 399738), (340, 364467), (372, 333115), (465, 266492), (510, 242978), (527, 235140), (620, 199869), (930, 133246), (1020, 121489), (1054, 117570), (1581, 78380), (1860, 66623), (2108, 58785), (2635, 47028), (3162, 39190), (3919, 31620), (5270, 23514), (6324, 19595), (7838, 15810), (7905, 15676), (10540, 11757)]