66251080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:287

約数の個数: 128

約数和(自身を含む): 181440000

約数和(自身を除く): 115188920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 41, 56, 58, 70, 82, 116, 140, 145, 164, 199, 203, 205, 232, 280, 287, 290, 328, 398, 406, 410, 574, 580, 796, 812, 820, 995, 1015, 1148, 1160, 1189, 1393, 1435, 1592, 1624, 1640, 1990, 2030, 2296, 2378, 2786, 2870, 3980, 4060, 4756, 5572, 5740, 5771, 5945, 6965, 7960, 8120, 8159, 8323, 9512, 11144, 11480, 11542, 11890, 13930, 16318, 16646, 23084, 23780, 27860, 28855, 32636, 33292, 40397, 40795, 41615, 46168, 47560, 55720, 57113, 57710, 65272, 66584, 80794, 81590, 83230, 114226, 115420, 161588, 163180, 166460, 201985, 228452, 230840, 236611, 285565, 323176, 326360, 332920, 403970, 456904, 473222, 571130, 807940, 946444, 1142260, 1183055, 1615880, 1656277, 1892888, 2284520, 2366110, 3312554, 4732220, 6625108, 8281385, 9464440, 13250216, 16562770, 33125540, 66251080]

約数ペア:

[(1, 66251080), (2, 33125540), (4, 16562770), (5, 13250216), (7, 9464440), (8, 8281385), (10, 6625108), (14, 4732220), (20, 3312554), (28, 2366110), (29, 2284520), (35, 1892888), (40, 1656277), (41, 1615880), (56, 1183055), (58, 1142260), (70, 946444), (82, 807940), (116, 571130), (140, 473222), (145, 456904), (164, 403970), (199, 332920), (203, 326360), (205, 323176), (232, 285565), (280, 236611), (287, 230840), (290, 228452), (328, 201985), (398, 166460), (406, 163180), (410, 161588), (574, 115420), (580, 114226), (796, 83230), (812, 81590), (820, 80794), (995, 66584), (1015, 65272), (1148, 57710), (1160, 57113), (1189, 55720), (1393, 47560), (1435, 46168), (1592, 41615), (1624, 40795), (1640, 40397), (1990, 33292), (2030, 32636), (2296, 28855), (2378, 27860), (2786, 23780), (2870, 23084), (3980, 16646), (4060, 16318), (4756, 13930), (5572, 11890), (5740, 11542), (5771, 11480), (5945, 11144), (6965, 9512), (7960, 8323), (8120, 8159)]