61370820

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{919}}^1$

素因数の和:994

約数の個数: 144

約数和(自身を含む): 217002240

約数和(自身を除く): 155631420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 371, 420, 477, 530, 630, 636, 742, 795, 919, 954, 1060, 1113, 1260, 1484, 1590, 1838, 1855, 1908, 2226, 2385, 2757, 3180, 3339, 3676, 3710, 4452, 4595, 4770, 5514, 5565, 6433, 6678, 7420, 8271, 9190, 9540, 11028, 11130, 12866, 13356, 13785, 16542, 16695, 18380, 19299, 22260, 25732, 27570, 32165, 33084, 33390, 38598, 41355, 48707, 55140, 57897, 64330, 66780, 77196, 82710, 96495, 97414, 115794, 128660, 146121, 165420, 192990, 194828, 231588, 243535, 289485, 292242, 340949, 385980, 438363, 487070, 578970, 584484, 681898, 730605, 876726, 974140, 1022847, 1157940, 1363796, 1461210, 1704745, 1753452, 2045694, 2191815, 2922420, 3068541, 3409490, 4091388, 4383630, 5114235, 6137082, 6818980, 8767260, 10228470, 12274164, 15342705, 20456940, 30685410, 61370820]

約数ペア:

[(1, 61370820), (2, 30685410), (3, 20456940), (4, 15342705), (5, 12274164), (6, 10228470), (7, 8767260), (9, 6818980), (10, 6137082), (12, 5114235), (14, 4383630), (15, 4091388), (18, 3409490), (20, 3068541), (21, 2922420), (28, 2191815), (30, 2045694), (35, 1753452), (36, 1704745), (42, 1461210), (45, 1363796), (53, 1157940), (60, 1022847), (63, 974140), (70, 876726), (84, 730605), (90, 681898), (105, 584484), (106, 578970), (126, 487070), (140, 438363), (159, 385980), (180, 340949), (210, 292242), (212, 289485), (252, 243535), (265, 231588), (315, 194828), (318, 192990), (371, 165420), (420, 146121), (477, 128660), (530, 115794), (630, 97414), (636, 96495), (742, 82710), (795, 77196), (919, 66780), (954, 64330), (1060, 57897), (1113, 55140), (1260, 48707), (1484, 41355), (1590, 38598), (1838, 33390), (1855, 33084), (1908, 32165), (2226, 27570), (2385, 25732), (2757, 22260), (3180, 19299), (3339, 18380), (3676, 16695), (3710, 16542), (4452, 13785), (4595, 13356), (4770, 12866), (5514, 11130), (5565, 11028), (6433, 9540), (6678, 9190), (7420, 8271)]