28537740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 288

約数和(自身を含む): 113218560

約数和(自身を除く): 84680820

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 29, 30, 33, 35, 36, 42, 44, 45, 55, 58, 60, 63, 66, 70, 71, 77, 84, 87, 90, 99, 105, 110, 116, 126, 132, 140, 142, 145, 154, 165, 174, 180, 198, 203, 210, 213, 220, 231, 252, 261, 284, 290, 308, 315, 319, 330, 348, 355, 385, 396, 406, 420, 426, 435, 462, 495, 497, 522, 580, 609, 630, 638, 639, 660, 693, 710, 770, 781, 812, 852, 870, 924, 957, 990, 994, 1015, 1044, 1065, 1155, 1218, 1260, 1276, 1278, 1305, 1386, 1420, 1491, 1540, 1562, 1595, 1740, 1827, 1914, 1980, 1988, 2030, 2059, 2130, 2233, 2310, 2343, 2436, 2485, 2556, 2610, 2772, 2871, 2982, 3045, 3124, 3190, 3195, 3465, 3654, 3828, 3905, 4060, 4118, 4260, 4466, 4473, 4620, 4686, 4785, 4970, 5220, 5467, 5742, 5964, 6090, 6177, 6380, 6390, 6699, 6930, 7029, 7308, 7455, 7810, 8236, 8932, 8946, 9135, 9372, 9570, 9940, 10295, 10934, 11165, 11484, 11715, 12180, 12354, 12780, 13398, 13860, 14058, 14355, 14413, 14910, 15620, 16401, 17892, 18270, 18531, 19140, 20097, 20590, 21868, 22330, 22365, 22649, 23430, 24708, 26796, 27335, 28116, 28710, 28826, 29820, 30885, 32802, 33495, 35145, 36540, 37062, 40194, 41180, 43239, 44660, 44730, 45298, 46860, 49203, 54670, 57420, 57652, 61770, 65604, 66990, 67947, 70290, 72065, 74124, 80388, 82005, 86478, 89460, 90596, 92655, 98406, 100485, 109340, 113245, 123540, 129717, 133980, 135894, 140580, 144130, 158543, 164010, 172956, 185310, 196812, 200970, 203841, 216195, 226490, 246015, 259434, 271788, 288260, 317086, 328020, 339735, 370620, 401940, 407682, 432390, 452980, 475629, 492030, 518868, 634172, 648585, 679470, 792715, 815364, 864780, 951258, 984060, 1019205, 1297170, 1358940, 1426887, 1585430, 1902516, 2038410, 2378145, 2594340, 2853774, 3170860, 4076820, 4756290, 5707548, 7134435, 9512580, 14268870, 28537740]

約数ペア:

[(1, 28537740), (2, 14268870), (3, 9512580), (4, 7134435), (5, 5707548), (6, 4756290), (7, 4076820), (9, 3170860), (10, 2853774), (11, 2594340), (12, 2378145), (14, 2038410), (15, 1902516), (18, 1585430), (20, 1426887), (21, 1358940), (22, 1297170), (28, 1019205), (29, 984060), (30, 951258), (33, 864780), (35, 815364), (36, 792715), (42, 679470), (44, 648585), (45, 634172), (55, 518868), (58, 492030), (60, 475629), (63, 452980), (66, 432390), (70, 407682), (71, 401940), (77, 370620), (84, 339735), (87, 328020), (90, 317086), (99, 288260), (105, 271788), (110, 259434), (116, 246015), (126, 226490), (132, 216195), (140, 203841), (142, 200970), (145, 196812), (154, 185310), (165, 172956), (174, 164010), (180, 158543), (198, 144130), (203, 140580), (210, 135894), (213, 133980), (220, 129717), (231, 123540), (252, 113245), (261, 109340), (284, 100485), (290, 98406), (308, 92655), (315, 90596), (319, 89460), (330, 86478), (348, 82005), (355, 80388), (385, 74124), (396, 72065), (406, 70290), (420, 67947), (426, 66990), (435, 65604), (462, 61770), (495, 57652), (497, 57420), (522, 54670), (580, 49203), (609, 46860), (630, 45298), (638, 44730), (639, 44660), (660, 43239), (693, 41180), (710, 40194), (770, 37062), (781, 36540), (812, 35145), (852, 33495), (870, 32802), (924, 30885), (957, 29820), (990, 28826), (994, 28710), (1015, 28116), (1044, 27335), (1065, 26796), (1155, 24708), (1218, 23430), (1260, 22649), (1276, 22365), (1278, 22330), (1305, 21868), (1386, 20590), (1420, 20097), (1491, 19140), (1540, 18531), (1562, 18270), (1595, 17892), (1740, 16401), (1827, 15620), (1914, 14910), (1980, 14413), (1988, 14355), (2030, 14058), (2059, 13860), (2130, 13398), (2233, 12780), (2310, 12354), (2343, 12180), (2436, 11715), (2485, 11484), (2556, 11165), (2610, 10934), (2772, 10295), (2871, 9940), (2982, 9570), (3045, 9372), (3124, 9135), (3190, 8946), (3195, 8932), (3465, 8236), (3654, 7810), (3828, 7455), (3905, 7308), (4060, 7029), (4118, 6930), (4260, 6699), (4466, 6390), (4473, 6380), (4620, 6177), (4686, 6090), (4785, 5964), (4970, 5742), (5220, 5467)]