254225580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{5657}}^1$

素因数の和:5783

約数の個数: 96

約数和(自身を含む): 821270016

約数和(自身を除く): 567044436

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 107, 140, 210, 214, 321, 420, 428, 535, 642, 749, 1070, 1284, 1498, 1605, 2140, 2247, 2996, 3210, 3745, 4494, 5657, 6420, 7490, 8988, 11235, 11314, 14980, 16971, 22470, 22628, 28285, 33942, 39599, 44940, 56570, 67884, 79198, 84855, 113140, 118797, 158396, 169710, 197995, 237594, 339420, 395990, 475188, 593985, 605299, 791980, 1187970, 1210598, 1815897, 2375940, 2421196, 3026495, 3631794, 4237093, 6052990, 7263588, 8474186, 9079485, 12105980, 12711279, 16948372, 18158970, 21185465, 25422558, 36317940, 42370930, 50845116, 63556395, 84741860, 127112790, 254225580]

約数ペア:

[(1, 254225580), (2, 127112790), (3, 84741860), (4, 63556395), (5, 50845116), (6, 42370930), (7, 36317940), (10, 25422558), (12, 21185465), (14, 18158970), (15, 16948372), (20, 12711279), (21, 12105980), (28, 9079485), (30, 8474186), (35, 7263588), (42, 6052990), (60, 4237093), (70, 3631794), (84, 3026495), (105, 2421196), (107, 2375940), (140, 1815897), (210, 1210598), (214, 1187970), (321, 791980), (420, 605299), (428, 593985), (535, 475188), (642, 395990), (749, 339420), (1070, 237594), (1284, 197995), (1498, 169710), (1605, 158396), (2140, 118797), (2247, 113140), (2996, 84855), (3210, 79198), (3745, 67884), (4494, 56570), (5657, 44940), (6420, 39599), (7490, 33942), (8988, 28285), (11235, 22628), (11314, 22470), (14980, 16971)]