260238264

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:621

約数の個数: 128

約数和(自身を含む): 770273280

約数和(自身を除く): 510035016

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 191, 264, 286, 312, 382, 397, 429, 572, 573, 764, 794, 858, 1144, 1146, 1191, 1528, 1588, 1716, 2101, 2292, 2382, 2483, 3176, 3432, 4202, 4367, 4584, 4764, 4966, 5161, 6303, 7449, 8404, 8734, 9528, 9932, 10322, 12606, 13101, 14898, 15483, 16808, 17468, 19864, 20644, 25212, 26202, 27313, 29796, 30966, 34936, 41288, 50424, 52404, 54626, 56771, 59592, 61932, 75827, 81939, 104808, 109252, 113542, 123864, 151654, 163878, 170313, 218504, 227084, 227481, 303308, 327756, 340626, 454168, 454962, 606616, 655512, 681252, 834097, 909924, 985751, 1362504, 1668194, 1819848, 1971502, 2502291, 2957253, 3336388, 3943004, 5004582, 5914506, 6672776, 7886008, 10009164, 10843261, 11829012, 20018328, 21686522, 23658024, 32529783, 43373044, 65059566, 86746088, 130119132, 260238264]

約数ペア:

[(1, 260238264), (2, 130119132), (3, 86746088), (4, 65059566), (6, 43373044), (8, 32529783), (11, 23658024), (12, 21686522), (13, 20018328), (22, 11829012), (24, 10843261), (26, 10009164), (33, 7886008), (39, 6672776), (44, 5914506), (52, 5004582), (66, 3943004), (78, 3336388), (88, 2957253), (104, 2502291), (132, 1971502), (143, 1819848), (156, 1668194), (191, 1362504), (264, 985751), (286, 909924), (312, 834097), (382, 681252), (397, 655512), (429, 606616), (572, 454962), (573, 454168), (764, 340626), (794, 327756), (858, 303308), (1144, 227481), (1146, 227084), (1191, 218504), (1528, 170313), (1588, 163878), (1716, 151654), (2101, 123864), (2292, 113542), (2382, 109252), (2483, 104808), (3176, 81939), (3432, 75827), (4202, 61932), (4367, 59592), (4584, 56771), (4764, 54626), (4966, 52404), (5161, 50424), (6303, 41288), (7449, 34936), (8404, 30966), (8734, 29796), (9528, 27313), (9932, 26202), (10322, 25212), (12606, 20644), (13101, 19864), (14898, 17468), (15483, 16808)]