246656080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:425

約数の個数: 120

約数和(自身を含む): 640021536

約数和(自身を除く): 393365456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 83, 88, 110, 121, 166, 176, 220, 242, 307, 332, 415, 440, 484, 605, 614, 664, 830, 880, 913, 968, 1210, 1228, 1328, 1535, 1660, 1826, 1936, 2420, 2456, 3070, 3320, 3377, 3652, 4565, 4840, 4912, 6140, 6640, 6754, 7304, 9130, 9680, 10043, 12280, 13508, 14608, 16885, 18260, 20086, 24560, 25481, 27016, 33770, 36520, 37147, 40172, 50215, 50962, 54032, 67540, 73040, 74294, 80344, 100430, 101924, 127405, 135080, 148588, 160688, 185735, 200860, 203848, 254810, 270160, 280291, 297176, 371470, 401720, 407696, 509620, 560582, 594352, 742940, 803440, 1019240, 1121164, 1401455, 1485880, 2038480, 2242328, 2802910, 2971760, 3083201, 4484656, 5605820, 6166402, 11211640, 12332804, 15416005, 22423280, 24665608, 30832010, 49331216, 61664020, 123328040, 246656080]

約数ペア:

[(1, 246656080), (2, 123328040), (4, 61664020), (5, 49331216), (8, 30832010), (10, 24665608), (11, 22423280), (16, 15416005), (20, 12332804), (22, 11211640), (40, 6166402), (44, 5605820), (55, 4484656), (80, 3083201), (83, 2971760), (88, 2802910), (110, 2242328), (121, 2038480), (166, 1485880), (176, 1401455), (220, 1121164), (242, 1019240), (307, 803440), (332, 742940), (415, 594352), (440, 560582), (484, 509620), (605, 407696), (614, 401720), (664, 371470), (830, 297176), (880, 280291), (913, 270160), (968, 254810), (1210, 203848), (1228, 200860), (1328, 185735), (1535, 160688), (1660, 148588), (1826, 135080), (1936, 127405), (2420, 101924), (2456, 100430), (3070, 80344), (3320, 74294), (3377, 73040), (3652, 67540), (4565, 54032), (4840, 50962), (4912, 50215), (6140, 40172), (6640, 37147), (6754, 36520), (7304, 33770), (9130, 27016), (9680, 25481), (10043, 24560), (12280, 20086), (13508, 18260), (14608, 16885)]