28397880

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:274

約数の個数: 192

約数和(自身を含む): 107827200

約数和(自身を除く): 79429320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 59, 60, 63, 70, 72, 84, 90, 105, 118, 120, 126, 140, 168, 177, 180, 191, 210, 236, 252, 280, 295, 315, 354, 360, 382, 413, 420, 472, 504, 531, 573, 590, 630, 708, 764, 826, 840, 885, 955, 1062, 1146, 1180, 1239, 1260, 1337, 1416, 1528, 1652, 1719, 1770, 1910, 2065, 2124, 2292, 2360, 2478, 2520, 2655, 2674, 2865, 3304, 3438, 3540, 3717, 3820, 4011, 4130, 4248, 4584, 4956, 5310, 5348, 5730, 6195, 6685, 6876, 7080, 7434, 7640, 8022, 8260, 8595, 9912, 10620, 10696, 11269, 11460, 12033, 12390, 13370, 13752, 14868, 16044, 16520, 17190, 18585, 20055, 21240, 22538, 22920, 24066, 24780, 26740, 29736, 32088, 33807, 34380, 37170, 40110, 45076, 48132, 49560, 53480, 56345, 60165, 67614, 68760, 74340, 78883, 80220, 90152, 96264, 101421, 112690, 120330, 135228, 148680, 157766, 160440, 169035, 202842, 225380, 236649, 240660, 270456, 315532, 338070, 394415, 405684, 450760, 473298, 481320, 507105, 631064, 676140, 709947, 788830, 811368, 946596, 1014210, 1183245, 1352280, 1419894, 1577660, 1893192, 2028420, 2366490, 2839788, 3155320, 3549735, 4056840, 4732980, 5679576, 7099470, 9465960, 14198940, 28397880]

約数ペア:

[(1, 28397880), (2, 14198940), (3, 9465960), (4, 7099470), (5, 5679576), (6, 4732980), (7, 4056840), (8, 3549735), (9, 3155320), (10, 2839788), (12, 2366490), (14, 2028420), (15, 1893192), (18, 1577660), (20, 1419894), (21, 1352280), (24, 1183245), (28, 1014210), (30, 946596), (35, 811368), (36, 788830), (40, 709947), (42, 676140), (45, 631064), (56, 507105), (59, 481320), (60, 473298), (63, 450760), (70, 405684), (72, 394415), (84, 338070), (90, 315532), (105, 270456), (118, 240660), (120, 236649), (126, 225380), (140, 202842), (168, 169035), (177, 160440), (180, 157766), (191, 148680), (210, 135228), (236, 120330), (252, 112690), (280, 101421), (295, 96264), (315, 90152), (354, 80220), (360, 78883), (382, 74340), (413, 68760), (420, 67614), (472, 60165), (504, 56345), (531, 53480), (573, 49560), (590, 48132), (630, 45076), (708, 40110), (764, 37170), (826, 34380), (840, 33807), (885, 32088), (955, 29736), (1062, 26740), (1146, 24780), (1180, 24066), (1239, 22920), (1260, 22538), (1337, 21240), (1416, 20055), (1528, 18585), (1652, 17190), (1719, 16520), (1770, 16044), (1910, 14868), (2065, 13752), (2124, 13370), (2292, 12390), (2360, 12033), (2478, 11460), (2520, 11269), (2655, 10696), (2674, 10620), (2865, 9912), (3304, 8595), (3438, 8260), (3540, 8022), (3717, 7640), (3820, 7434), (4011, 7080), (4130, 6876), (4248, 6685), (4584, 6195), (4956, 5730), (5310, 5348)]