81398700

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{607}}^1$

素因数の和:776

約数の個数: 108

約数和(自身を含む): 257275200

約数和(自身を除く): 175876500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 149, 150, 180, 225, 298, 300, 447, 450, 596, 607, 745, 894, 900, 1214, 1341, 1490, 1788, 1821, 2235, 2428, 2682, 2980, 3035, 3642, 3725, 4470, 5364, 5463, 6070, 6705, 7284, 7450, 8940, 9105, 10926, 11175, 12140, 13410, 14900, 15175, 18210, 21852, 22350, 26820, 27315, 30350, 33525, 36420, 44700, 45525, 54630, 60700, 67050, 90443, 91050, 109260, 134100, 136575, 180886, 182100, 271329, 273150, 361772, 452215, 542658, 546300, 813987, 904430, 1085316, 1356645, 1627974, 1808860, 2261075, 2713290, 3255948, 4069935, 4522150, 5426580, 6783225, 8139870, 9044300, 13566450, 16279740, 20349675, 27132900, 40699350, 81398700]

約数ペア:

[(1, 81398700), (2, 40699350), (3, 27132900), (4, 20349675), (5, 16279740), (6, 13566450), (9, 9044300), (10, 8139870), (12, 6783225), (15, 5426580), (18, 4522150), (20, 4069935), (25, 3255948), (30, 2713290), (36, 2261075), (45, 1808860), (50, 1627974), (60, 1356645), (75, 1085316), (90, 904430), (100, 813987), (149, 546300), (150, 542658), (180, 452215), (225, 361772), (298, 273150), (300, 271329), (447, 182100), (450, 180886), (596, 136575), (607, 134100), (745, 109260), (894, 91050), (900, 90443), (1214, 67050), (1341, 60700), (1490, 54630), (1788, 45525), (1821, 44700), (2235, 36420), (2428, 33525), (2682, 30350), (2980, 27315), (3035, 26820), (3642, 22350), (3725, 21852), (4470, 18210), (5364, 15175), (5463, 14900), (6070, 13410), (6705, 12140), (7284, 11175), (7450, 10926), (8940, 9105)]