206851920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:474

約数の個数: 240

約数和(自身を含む): 748077120

約数和(自身を除く): 541225200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 121, 132, 136, 165, 170, 176, 187, 204, 220, 240, 242, 255, 264, 272, 330, 340, 363, 374, 408, 419, 440, 484, 510, 528, 561, 605, 660, 680, 726, 748, 816, 838, 880, 935, 968, 1020, 1122, 1210, 1257, 1320, 1360, 1452, 1496, 1676, 1815, 1870, 1936, 2040, 2057, 2095, 2244, 2420, 2514, 2640, 2805, 2904, 2992, 3352, 3630, 3740, 4080, 4114, 4190, 4488, 4609, 4840, 5028, 5610, 5808, 6171, 6285, 6704, 7123, 7260, 7480, 8228, 8380, 8976, 9218, 9680, 10056, 10285, 11220, 12342, 12570, 13827, 14246, 14520, 14960, 16456, 16760, 18436, 20112, 20570, 21369, 22440, 23045, 24684, 25140, 27654, 28492, 29040, 30855, 32912, 33520, 35615, 36872, 41140, 42738, 44880, 46090, 49368, 50280, 50699, 55308, 56984, 61710, 69135, 71230, 73744, 78353, 82280, 85476, 92180, 98736, 100560, 101398, 106845, 110616, 113968, 123420, 138270, 142460, 152097, 156706, 164560, 170952, 184360, 202796, 213690, 221232, 235059, 246840, 253495, 276540, 284920, 304194, 313412, 341904, 368720, 391765, 405592, 427380, 470118, 493680, 506990, 553080, 569840, 608388, 626824, 760485, 783530, 811184, 854760, 861883, 940236, 1013980, 1106160, 1175295, 1216776, 1253648, 1520970, 1567060, 1709520, 1723766, 1880472, 2027960, 2350590, 2433552, 2585649, 3041940, 3134120, 3447532, 3760944, 4055920, 4309415, 4701180, 5171298, 6083880, 6268240, 6895064, 8618830, 9402360, 10342596, 12167760, 12928245, 13790128, 17237660, 18804720, 20685192, 25856490, 34475320, 41370384, 51712980, 68950640, 103425960, 206851920]

約数ペア:

[(1, 206851920), (2, 103425960), (3, 68950640), (4, 51712980), (5, 41370384), (6, 34475320), (8, 25856490), (10, 20685192), (11, 18804720), (12, 17237660), (15, 13790128), (16, 12928245), (17, 12167760), (20, 10342596), (22, 9402360), (24, 8618830), (30, 6895064), (33, 6268240), (34, 6083880), (40, 5171298), (44, 4701180), (48, 4309415), (51, 4055920), (55, 3760944), (60, 3447532), (66, 3134120), (68, 3041940), (80, 2585649), (85, 2433552), (88, 2350590), (102, 2027960), (110, 1880472), (120, 1723766), (121, 1709520), (132, 1567060), (136, 1520970), (165, 1253648), (170, 1216776), (176, 1175295), (187, 1106160), (204, 1013980), (220, 940236), (240, 861883), (242, 854760), (255, 811184), (264, 783530), (272, 760485), (330, 626824), (340, 608388), (363, 569840), (374, 553080), (408, 506990), (419, 493680), (440, 470118), (484, 427380), (510, 405592), (528, 391765), (561, 368720), (605, 341904), (660, 313412), (680, 304194), (726, 284920), (748, 276540), (816, 253495), (838, 246840), (880, 235059), (935, 221232), (968, 213690), (1020, 202796), (1122, 184360), (1210, 170952), (1257, 164560), (1320, 156706), (1360, 152097), (1452, 142460), (1496, 138270), (1676, 123420), (1815, 113968), (1870, 110616), (1936, 106845), (2040, 101398), (2057, 100560), (2095, 98736), (2244, 92180), (2420, 85476), (2514, 82280), (2640, 78353), (2805, 73744), (2904, 71230), (2992, 69135), (3352, 61710), (3630, 56984), (3740, 55308), (4080, 50699), (4114, 50280), (4190, 49368), (4488, 46090), (4609, 44880), (4840, 42738), (5028, 41140), (5610, 36872), (5808, 35615), (6171, 33520), (6285, 32912), (6704, 30855), (7123, 29040), (7260, 28492), (7480, 27654), (8228, 25140), (8380, 24684), (8976, 23045), (9218, 22440), (9680, 21369), (10056, 20570), (10285, 20112), (11220, 18436), (12342, 16760), (12570, 16456), (13827, 14960), (14246, 14520)]