196821380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1213}}^1$

素因数の和:1309

約数の個数: 96

約数和(自身を含む): 505800960

約数和(自身を除く): 308979580

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 61, 70, 76, 95, 122, 133, 140, 190, 244, 266, 305, 380, 427, 532, 610, 665, 854, 1159, 1213, 1220, 1330, 1708, 2135, 2318, 2426, 2660, 4270, 4636, 4852, 5795, 6065, 8113, 8491, 8540, 11590, 12130, 16226, 16982, 23047, 23180, 24260, 32452, 33964, 40565, 42455, 46094, 73993, 81130, 84910, 92188, 115235, 147986, 161329, 162260, 169820, 230470, 295972, 322658, 369965, 460940, 517951, 645316, 739930, 806645, 1035902, 1405867, 1479860, 1613290, 2071804, 2589755, 2811734, 3226580, 5179510, 5623468, 7029335, 9841069, 10359020, 14058670, 19682138, 28117340, 39364276, 49205345, 98410690, 196821380]

約数ペア:

[(1, 196821380), (2, 98410690), (4, 49205345), (5, 39364276), (7, 28117340), (10, 19682138), (14, 14058670), (19, 10359020), (20, 9841069), (28, 7029335), (35, 5623468), (38, 5179510), (61, 3226580), (70, 2811734), (76, 2589755), (95, 2071804), (122, 1613290), (133, 1479860), (140, 1405867), (190, 1035902), (244, 806645), (266, 739930), (305, 645316), (380, 517951), (427, 460940), (532, 369965), (610, 322658), (665, 295972), (854, 230470), (1159, 169820), (1213, 162260), (1220, 161329), (1330, 147986), (1708, 115235), (2135, 92188), (2318, 84910), (2426, 81130), (2660, 73993), (4270, 46094), (4636, 42455), (4852, 40565), (5795, 33964), (6065, 32452), (8113, 24260), (8491, 23180), (8540, 23047), (11590, 16982), (12130, 16226)]