438423120

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{947}}^1$

素因数の和:1609

約数の個数: 120

約数和(自身を含む): 1476218016

約数和(自身を除く): 1037794896

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 643, 720, 947, 1286, 1894, 1929, 2572, 2841, 3215, 3788, 3858, 4735, 5144, 5682, 5787, 6430, 7576, 7716, 8523, 9470, 9645, 10288, 11364, 11574, 12860, 14205, 15152, 15432, 17046, 18940, 19290, 22728, 23148, 25720, 28410, 28935, 30864, 34092, 37880, 38580, 42615, 45456, 46296, 51440, 56820, 57870, 68184, 75760, 77160, 85230, 92592, 113640, 115740, 136368, 154320, 170460, 227280, 231480, 340920, 462960, 608921, 681840, 1217842, 1826763, 2435684, 3044605, 3653526, 4871368, 5480289, 6089210, 7307052, 9133815, 9742736, 10960578, 12178420, 14614104, 18267630, 21921156, 24356840, 27401445, 29228208, 36535260, 43842312, 48713680, 54802890, 73070520, 87684624, 109605780, 146141040, 219211560, 438423120]

約数ペア:

[(1, 438423120), (2, 219211560), (3, 146141040), (4, 109605780), (5, 87684624), (6, 73070520), (8, 54802890), (9, 48713680), (10, 43842312), (12, 36535260), (15, 29228208), (16, 27401445), (18, 24356840), (20, 21921156), (24, 18267630), (30, 14614104), (36, 12178420), (40, 10960578), (45, 9742736), (48, 9133815), (60, 7307052), (72, 6089210), (80, 5480289), (90, 4871368), (120, 3653526), (144, 3044605), (180, 2435684), (240, 1826763), (360, 1217842), (643, 681840), (720, 608921), (947, 462960), (1286, 340920), (1894, 231480), (1929, 227280), (2572, 170460), (2841, 154320), (3215, 136368), (3788, 115740), (3858, 113640), (4735, 92592), (5144, 85230), (5682, 77160), (5787, 75760), (6430, 68184), (7576, 57870), (7716, 56820), (8523, 51440), (9470, 46296), (9645, 45456), (10288, 42615), (11364, 38580), (11574, 37880), (12860, 34092), (14205, 30864), (15152, 28935), (15432, 28410), (17046, 25720), (18940, 23148), (19290, 22728)]