249645060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{829}}^1$

素因数の和:1090

約数の個数: 144

約数和(自身を含む): 870105600

約数和(自身を除く): 620460540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 239, 252, 315, 420, 478, 630, 717, 829, 956, 1195, 1260, 1434, 1658, 1673, 2151, 2390, 2487, 2868, 3316, 3346, 3585, 4145, 4302, 4780, 4974, 5019, 5803, 6692, 7170, 7461, 8290, 8365, 8604, 9948, 10038, 10755, 11606, 12435, 14340, 14922, 15057, 16580, 16730, 17409, 20076, 21510, 23212, 24870, 25095, 29015, 29844, 30114, 33460, 34818, 37305, 43020, 49740, 50190, 52227, 58030, 60228, 69636, 74610, 75285, 87045, 100380, 104454, 116060, 149220, 150570, 174090, 198131, 208908, 261135, 301140, 348180, 396262, 522270, 594393, 792524, 990655, 1044540, 1188786, 1386917, 1783179, 1981310, 2377572, 2773834, 2971965, 3566358, 3962620, 4160751, 5547668, 5943930, 6934585, 7132716, 8321502, 8915895, 11887860, 12482253, 13869170, 16643004, 17831790, 20803755, 24964506, 27738340, 35663580, 41607510, 49929012, 62411265, 83215020, 124822530, 249645060]

約数ペア:

[(1, 249645060), (2, 124822530), (3, 83215020), (4, 62411265), (5, 49929012), (6, 41607510), (7, 35663580), (9, 27738340), (10, 24964506), (12, 20803755), (14, 17831790), (15, 16643004), (18, 13869170), (20, 12482253), (21, 11887860), (28, 8915895), (30, 8321502), (35, 7132716), (36, 6934585), (42, 5943930), (45, 5547668), (60, 4160751), (63, 3962620), (70, 3566358), (84, 2971965), (90, 2773834), (105, 2377572), (126, 1981310), (140, 1783179), (180, 1386917), (210, 1188786), (239, 1044540), (252, 990655), (315, 792524), (420, 594393), (478, 522270), (630, 396262), (717, 348180), (829, 301140), (956, 261135), (1195, 208908), (1260, 198131), (1434, 174090), (1658, 150570), (1673, 149220), (2151, 116060), (2390, 104454), (2487, 100380), (2868, 87045), (3316, 75285), (3346, 74610), (3585, 69636), (4145, 60228), (4302, 58030), (4780, 52227), (4974, 50190), (5019, 49740), (5803, 43020), (6692, 37305), (7170, 34818), (7461, 33460), (8290, 30114), (8365, 29844), (8604, 29015), (9948, 25095), (10038, 24870), (10755, 23212), (11606, 21510), (12435, 20076), (14340, 17409), (14922, 16730), (15057, 16580)]