12000420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{313}}^1$

素因数の和:402

約数の個数: 96

約数和(自身を含む): 37981440

約数和(自身を除く): 25981020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 71, 90, 108, 135, 142, 180, 213, 270, 284, 313, 355, 426, 540, 626, 639, 710, 852, 939, 1065, 1252, 1278, 1420, 1565, 1878, 1917, 2130, 2556, 2817, 3130, 3195, 3756, 3834, 4260, 4695, 5634, 6260, 6390, 7668, 8451, 9390, 9585, 11268, 12780, 14085, 16902, 18780, 19170, 22223, 28170, 33804, 38340, 42255, 44446, 56340, 66669, 84510, 88892, 111115, 133338, 169020, 200007, 222230, 266676, 333345, 400014, 444460, 600021, 666690, 800028, 1000035, 1200042, 1333380, 2000070, 2400084, 3000105, 4000140, 6000210, 12000420]

約数ペア:

[(1, 12000420), (2, 6000210), (3, 4000140), (4, 3000105), (5, 2400084), (6, 2000070), (9, 1333380), (10, 1200042), (12, 1000035), (15, 800028), (18, 666690), (20, 600021), (27, 444460), (30, 400014), (36, 333345), (45, 266676), (54, 222230), (60, 200007), (71, 169020), (90, 133338), (108, 111115), (135, 88892), (142, 84510), (180, 66669), (213, 56340), (270, 44446), (284, 42255), (313, 38340), (355, 33804), (426, 28170), (540, 22223), (626, 19170), (639, 18780), (710, 16902), (852, 14085), (939, 12780), (1065, 11268), (1252, 9585), (1278, 9390), (1420, 8451), (1565, 7668), (1878, 6390), (1917, 6260), (2130, 5634), (2556, 4695), (2817, 4260), (3130, 3834), (3195, 3756)]