65211660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 212520672

約数和(自身を除く): 147309012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 101, 102, 153, 170, 180, 202, 204, 211, 255, 303, 306, 340, 404, 422, 505, 510, 606, 612, 633, 765, 844, 909, 1010, 1020, 1055, 1212, 1266, 1515, 1530, 1717, 1818, 1899, 2020, 2110, 2532, 3030, 3060, 3165, 3434, 3587, 3636, 3798, 4220, 4545, 5151, 6060, 6330, 6868, 7174, 7596, 8585, 9090, 9495, 10302, 10761, 12660, 14348, 15453, 17170, 17935, 18180, 18990, 20604, 21311, 21522, 25755, 30906, 32283, 34340, 35870, 37980, 42622, 43044, 51510, 53805, 61812, 63933, 64566, 71740, 77265, 85244, 103020, 106555, 107610, 127866, 129132, 154530, 161415, 191799, 213110, 215220, 255732, 309060, 319665, 322830, 362287, 383598, 426220, 639330, 645660, 724574, 767196, 958995, 1086861, 1278660, 1449148, 1811435, 1917990, 2173722, 3260583, 3622870, 3835980, 4347444, 5434305, 6521166, 7245740, 10868610, 13042332, 16302915, 21737220, 32605830, 65211660]

約数ペア:

[(1, 65211660), (2, 32605830), (3, 21737220), (4, 16302915), (5, 13042332), (6, 10868610), (9, 7245740), (10, 6521166), (12, 5434305), (15, 4347444), (17, 3835980), (18, 3622870), (20, 3260583), (30, 2173722), (34, 1917990), (36, 1811435), (45, 1449148), (51, 1278660), (60, 1086861), (68, 958995), (85, 767196), (90, 724574), (101, 645660), (102, 639330), (153, 426220), (170, 383598), (180, 362287), (202, 322830), (204, 319665), (211, 309060), (255, 255732), (303, 215220), (306, 213110), (340, 191799), (404, 161415), (422, 154530), (505, 129132), (510, 127866), (606, 107610), (612, 106555), (633, 103020), (765, 85244), (844, 77265), (909, 71740), (1010, 64566), (1020, 63933), (1055, 61812), (1212, 53805), (1266, 51510), (1515, 43044), (1530, 42622), (1717, 37980), (1818, 35870), (1899, 34340), (2020, 32283), (2110, 30906), (2532, 25755), (3030, 21522), (3060, 21311), (3165, 20604), (3434, 18990), (3587, 18180), (3636, 17935), (3798, 17170), (4220, 15453), (4545, 14348), (5151, 12660), (6060, 10761), (6330, 10302), (6868, 9495), (7174, 9090), (7596, 8585)]