38989860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:262

約数の個数: 192

約数和(自身を含む): 138711552

約数和(自身を除く): 99721692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 37, 39, 42, 52, 60, 65, 70, 74, 78, 84, 91, 105, 111, 130, 140, 148, 156, 182, 185, 193, 195, 210, 222, 259, 260, 273, 364, 370, 386, 390, 420, 444, 455, 481, 518, 546, 555, 579, 740, 772, 777, 780, 910, 962, 965, 1036, 1092, 1110, 1158, 1295, 1351, 1365, 1443, 1554, 1820, 1924, 1930, 2220, 2316, 2405, 2509, 2590, 2702, 2730, 2886, 2895, 3108, 3367, 3860, 3885, 4053, 4810, 5018, 5180, 5404, 5460, 5772, 5790, 6734, 6755, 7141, 7215, 7527, 7770, 8106, 9620, 10036, 10101, 11580, 12545, 13468, 13510, 14282, 14430, 15054, 15540, 16212, 16835, 17563, 20202, 20265, 21423, 25090, 27020, 28564, 28860, 30108, 33670, 35126, 35705, 37635, 40404, 40530, 42846, 49987, 50180, 50505, 52689, 67340, 70252, 71410, 75270, 81060, 85692, 87815, 92833, 99974, 101010, 105378, 107115, 142820, 149961, 150540, 175630, 185666, 199948, 202020, 210756, 214230, 249935, 263445, 278499, 299922, 351260, 371332, 428460, 464165, 499870, 526890, 556998, 599844, 649831, 749805, 928330, 999740, 1053780, 1113996, 1299662, 1392495, 1499610, 1856660, 1949493, 2599324, 2784990, 2999220, 3249155, 3898986, 5569980, 6498310, 7797972, 9747465, 12996620, 19494930, 38989860]

約数ペア:

[(1, 38989860), (2, 19494930), (3, 12996620), (4, 9747465), (5, 7797972), (6, 6498310), (7, 5569980), (10, 3898986), (12, 3249155), (13, 2999220), (14, 2784990), (15, 2599324), (20, 1949493), (21, 1856660), (26, 1499610), (28, 1392495), (30, 1299662), (35, 1113996), (37, 1053780), (39, 999740), (42, 928330), (52, 749805), (60, 649831), (65, 599844), (70, 556998), (74, 526890), (78, 499870), (84, 464165), (91, 428460), (105, 371332), (111, 351260), (130, 299922), (140, 278499), (148, 263445), (156, 249935), (182, 214230), (185, 210756), (193, 202020), (195, 199948), (210, 185666), (222, 175630), (259, 150540), (260, 149961), (273, 142820), (364, 107115), (370, 105378), (386, 101010), (390, 99974), (420, 92833), (444, 87815), (455, 85692), (481, 81060), (518, 75270), (546, 71410), (555, 70252), (579, 67340), (740, 52689), (772, 50505), (777, 50180), (780, 49987), (910, 42846), (962, 40530), (965, 40404), (1036, 37635), (1092, 35705), (1110, 35126), (1158, 33670), (1295, 30108), (1351, 28860), (1365, 28564), (1443, 27020), (1554, 25090), (1820, 21423), (1924, 20265), (1930, 20202), (2220, 17563), (2316, 16835), (2405, 16212), (2509, 15540), (2590, 15054), (2702, 14430), (2730, 14282), (2886, 13510), (2895, 13468), (3108, 12545), (3367, 11580), (3860, 10101), (3885, 10036), (4053, 9620), (4810, 8106), (5018, 7770), (5180, 7527), (5404, 7215), (5460, 7141), (5772, 6755), (5790, 6734)]