138521760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:391

約数の個数: 192

約数和(自身を含む): 477550080

約数和(自身を除く): 339028320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 65, 78, 79, 80, 96, 104, 120, 130, 156, 158, 160, 195, 208, 237, 240, 260, 281, 312, 316, 390, 395, 416, 474, 480, 520, 562, 624, 632, 780, 790, 843, 948, 1027, 1040, 1124, 1185, 1248, 1264, 1405, 1560, 1580, 1686, 1896, 2054, 2080, 2248, 2370, 2528, 2810, 3081, 3120, 3160, 3372, 3653, 3792, 4108, 4215, 4496, 4740, 5135, 5620, 6162, 6240, 6320, 6744, 7306, 7584, 8216, 8430, 8992, 9480, 10270, 10959, 11240, 12324, 12640, 13488, 14612, 15405, 16432, 16860, 18265, 18960, 20540, 21918, 22199, 22480, 24648, 26976, 29224, 30810, 32864, 33720, 36530, 37920, 41080, 43836, 44398, 44960, 49296, 54795, 58448, 61620, 66597, 67440, 73060, 82160, 87672, 88796, 98592, 109590, 110995, 116896, 123240, 133194, 134880, 146120, 164320, 175344, 177592, 219180, 221990, 246480, 266388, 288587, 292240, 332985, 350688, 355184, 438360, 443980, 492960, 532776, 577174, 584480, 665970, 710368, 865761, 876720, 887960, 1065552, 1154348, 1331940, 1442935, 1731522, 1753440, 1775920, 2131104, 2308696, 2663880, 2885870, 3463044, 3551840, 4328805, 4617392, 5327760, 5771740, 6926088, 8657610, 9234784, 10655520, 11543480, 13852176, 17315220, 23086960, 27704352, 34630440, 46173920, 69260880, 138521760]

約数ペア:

[(1, 138521760), (2, 69260880), (3, 46173920), (4, 34630440), (5, 27704352), (6, 23086960), (8, 17315220), (10, 13852176), (12, 11543480), (13, 10655520), (15, 9234784), (16, 8657610), (20, 6926088), (24, 5771740), (26, 5327760), (30, 4617392), (32, 4328805), (39, 3551840), (40, 3463044), (48, 2885870), (52, 2663880), (60, 2308696), (65, 2131104), (78, 1775920), (79, 1753440), (80, 1731522), (96, 1442935), (104, 1331940), (120, 1154348), (130, 1065552), (156, 887960), (158, 876720), (160, 865761), (195, 710368), (208, 665970), (237, 584480), (240, 577174), (260, 532776), (281, 492960), (312, 443980), (316, 438360), (390, 355184), (395, 350688), (416, 332985), (474, 292240), (480, 288587), (520, 266388), (562, 246480), (624, 221990), (632, 219180), (780, 177592), (790, 175344), (843, 164320), (948, 146120), (1027, 134880), (1040, 133194), (1124, 123240), (1185, 116896), (1248, 110995), (1264, 109590), (1405, 98592), (1560, 88796), (1580, 87672), (1686, 82160), (1896, 73060), (2054, 67440), (2080, 66597), (2248, 61620), (2370, 58448), (2528, 54795), (2810, 49296), (3081, 44960), (3120, 44398), (3160, 43836), (3372, 41080), (3653, 37920), (3792, 36530), (4108, 33720), (4215, 32864), (4496, 30810), (4740, 29224), (5135, 26976), (5620, 24648), (6162, 22480), (6240, 22199), (6320, 21918), (6744, 20540), (7306, 18960), (7584, 18265), (8216, 16860), (8430, 16432), (8992, 15405), (9480, 14612), (10270, 13488), (10959, 12640), (11240, 12324)]