61718520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:445

約数の個数: 128

約数和(自身を含む): 195747840

約数和(自身を除く): 134029320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 47, 60, 62, 93, 94, 120, 124, 141, 155, 186, 188, 235, 248, 282, 310, 353, 372, 376, 465, 470, 564, 620, 705, 706, 744, 930, 940, 1059, 1128, 1240, 1410, 1412, 1457, 1765, 1860, 1880, 2118, 2820, 2824, 2914, 3530, 3720, 4236, 4371, 5295, 5640, 5828, 7060, 7285, 8472, 8742, 10590, 10943, 11656, 14120, 14570, 16591, 17484, 21180, 21855, 21886, 29140, 32829, 33182, 34968, 42360, 43710, 43772, 49773, 54715, 58280, 65658, 66364, 82955, 87420, 87544, 99546, 109430, 131316, 132728, 164145, 165910, 174840, 199092, 218860, 248865, 262632, 328290, 331820, 398184, 437720, 497730, 514321, 656580, 663640, 995460, 1028642, 1313160, 1542963, 1990920, 2057284, 2571605, 3085926, 4114568, 5143210, 6171852, 7714815, 10286420, 12343704, 15429630, 20572840, 30859260, 61718520]

約数ペア:

[(1, 61718520), (2, 30859260), (3, 20572840), (4, 15429630), (5, 12343704), (6, 10286420), (8, 7714815), (10, 6171852), (12, 5143210), (15, 4114568), (20, 3085926), (24, 2571605), (30, 2057284), (31, 1990920), (40, 1542963), (47, 1313160), (60, 1028642), (62, 995460), (93, 663640), (94, 656580), (120, 514321), (124, 497730), (141, 437720), (155, 398184), (186, 331820), (188, 328290), (235, 262632), (248, 248865), (282, 218860), (310, 199092), (353, 174840), (372, 165910), (376, 164145), (465, 132728), (470, 131316), (564, 109430), (620, 99546), (705, 87544), (706, 87420), (744, 82955), (930, 66364), (940, 65658), (1059, 58280), (1128, 54715), (1240, 49773), (1410, 43772), (1412, 43710), (1457, 42360), (1765, 34968), (1860, 33182), (1880, 32829), (2118, 29140), (2820, 21886), (2824, 21855), (2914, 21180), (3530, 17484), (3720, 16591), (4236, 14570), (4371, 14120), (5295, 11656), (5640, 10943), (5828, 10590), (7060, 8742), (7285, 8472)]