285487020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{601}}^1$

素因数の和:665

約数の個数: 288

約数和(自身を含む): 1104405120

約数和(自身を除く): 818918100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 29, 30, 35, 36, 39, 42, 45, 52, 58, 60, 63, 65, 70, 78, 84, 87, 90, 91, 105, 116, 117, 126, 130, 140, 145, 156, 174, 180, 182, 195, 203, 210, 234, 252, 260, 261, 273, 290, 315, 348, 364, 377, 390, 406, 420, 435, 455, 468, 522, 546, 580, 585, 601, 609, 630, 754, 780, 812, 819, 870, 910, 1015, 1044, 1092, 1131, 1170, 1202, 1218, 1260, 1305, 1365, 1508, 1638, 1740, 1803, 1820, 1827, 1885, 2030, 2262, 2340, 2404, 2436, 2610, 2639, 2730, 3005, 3045, 3276, 3393, 3606, 3654, 3770, 4060, 4095, 4207, 4524, 5220, 5278, 5409, 5460, 5655, 6010, 6090, 6786, 7212, 7308, 7540, 7813, 7917, 8190, 8414, 9015, 9135, 10556, 10818, 11310, 12020, 12180, 12621, 13195, 13572, 15626, 15834, 16380, 16828, 16965, 17429, 18030, 18270, 21035, 21636, 22620, 23439, 23751, 25242, 26390, 27045, 31252, 31668, 33930, 34858, 36060, 36540, 37863, 39065, 39585, 42070, 46878, 47502, 50484, 52287, 52780, 54090, 54691, 63105, 67860, 69716, 70317, 75726, 78130, 79170, 84140, 87145, 93756, 95004, 104574, 108180, 109382, 117195, 118755, 122003, 126210, 140634, 151452, 156260, 156861, 158340, 164073, 174290, 189315, 209148, 218764, 226577, 234390, 237510, 244006, 252420, 261435, 273455, 281268, 313722, 328146, 348580, 351585, 366009, 378630, 453154, 468780, 475020, 488012, 492219, 522870, 546910, 610015, 627444, 656292, 679731, 703170, 732018, 757260, 784305, 820365, 906308, 984438, 1045740, 1093820, 1098027, 1132885, 1220030, 1359462, 1406340, 1464036, 1568610, 1586039, 1640730, 1830045, 1968876, 2039193, 2196054, 2265770, 2440060, 2461095, 2718924, 3137220, 3172078, 3281460, 3398655, 3660090, 4078386, 4392108, 4531540, 4758117, 4922190, 5490135, 6344156, 6797310, 7320180, 7930195, 8156772, 9516234, 9844380, 10195965, 10980270, 13594620, 14274351, 15860390, 19032468, 20391930, 21960540, 23790585, 28548702, 31720780, 40783860, 47581170, 57097404, 71371755, 95162340, 142743510, 285487020]

約数ペア:

[(1, 285487020), (2, 142743510), (3, 95162340), (4, 71371755), (5, 57097404), (6, 47581170), (7, 40783860), (9, 31720780), (10, 28548702), (12, 23790585), (13, 21960540), (14, 20391930), (15, 19032468), (18, 15860390), (20, 14274351), (21, 13594620), (26, 10980270), (28, 10195965), (29, 9844380), (30, 9516234), (35, 8156772), (36, 7930195), (39, 7320180), (42, 6797310), (45, 6344156), (52, 5490135), (58, 4922190), (60, 4758117), (63, 4531540), (65, 4392108), (70, 4078386), (78, 3660090), (84, 3398655), (87, 3281460), (90, 3172078), (91, 3137220), (105, 2718924), (116, 2461095), (117, 2440060), (126, 2265770), (130, 2196054), (140, 2039193), (145, 1968876), (156, 1830045), (174, 1640730), (180, 1586039), (182, 1568610), (195, 1464036), (203, 1406340), (210, 1359462), (234, 1220030), (252, 1132885), (260, 1098027), (261, 1093820), (273, 1045740), (290, 984438), (315, 906308), (348, 820365), (364, 784305), (377, 757260), (390, 732018), (406, 703170), (420, 679731), (435, 656292), (455, 627444), (468, 610015), (522, 546910), (546, 522870), (580, 492219), (585, 488012), (601, 475020), (609, 468780), (630, 453154), (754, 378630), (780, 366009), (812, 351585), (819, 348580), (870, 328146), (910, 313722), (1015, 281268), (1044, 273455), (1092, 261435), (1131, 252420), (1170, 244006), (1202, 237510), (1218, 234390), (1260, 226577), (1305, 218764), (1365, 209148), (1508, 189315), (1638, 174290), (1740, 164073), (1803, 158340), (1820, 156861), (1827, 156260), (1885, 151452), (2030, 140634), (2262, 126210), (2340, 122003), (2404, 118755), (2436, 117195), (2610, 109382), (2639, 108180), (2730, 104574), (3005, 95004), (3045, 93756), (3276, 87145), (3393, 84140), (3606, 79170), (3654, 78130), (3770, 75726), (4060, 70317), (4095, 69716), (4207, 67860), (4524, 63105), (5220, 54691), (5278, 54090), (5409, 52780), (5460, 52287), (5655, 50484), (6010, 47502), (6090, 46878), (6786, 42070), (7212, 39585), (7308, 39065), (7540, 37863), (7813, 36540), (7917, 36060), (8190, 34858), (8414, 33930), (9015, 31668), (9135, 31252), (10556, 27045), (10818, 26390), (11310, 25242), (12020, 23751), (12180, 23439), (12621, 22620), (13195, 21636), (13572, 21035), (15626, 18270), (15834, 18030), (16380, 17429), (16828, 16965)]