1405008720

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2531}}^1$

素因数の和:2810

約数の個数: 160

約数和(自身を含む): 4860224640

約数和(自身を除く): 3455215920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 257, 270, 360, 432, 514, 540, 720, 771, 1028, 1080, 1285, 1542, 2056, 2160, 2313, 2531, 2570, 3084, 3855, 4112, 4626, 5062, 5140, 6168, 6939, 7593, 7710, 9252, 10124, 10280, 11565, 12336, 12655, 13878, 15186, 15420, 18504, 20248, 20560, 22779, 23130, 25310, 27756, 30372, 30840, 34695, 37008, 37965, 40496, 45558, 46260, 50620, 55512, 60744, 61680, 68337, 69390, 75930, 91116, 92520, 101240, 111024, 113895, 121488, 136674, 138780, 151860, 182232, 185040, 202480, 227790, 273348, 277560, 303720, 341685, 364464, 455580, 546696, 555120, 607440, 650467, 683370, 911160, 1093392, 1300934, 1366740, 1822320, 1951401, 2601868, 2733480, 3252335, 3902802, 5203736, 5466960, 5854203, 6504670, 7805604, 9757005, 10407472, 11708406, 13009340, 15611208, 17562609, 19514010, 23416812, 26018680, 29271015, 31222416, 35125218, 39028020, 46833624, 52037360, 58542030, 70250436, 78056040, 87813045, 93667248, 117084060, 140500872, 156112080, 175626090, 234168120, 281001744, 351252180, 468336240, 702504360, 1405008720]

約数ペア:

[(1, 1405008720), (2, 702504360), (3, 468336240), (4, 351252180), (5, 281001744), (6, 234168120), (8, 175626090), (9, 156112080), (10, 140500872), (12, 117084060), (15, 93667248), (16, 87813045), (18, 78056040), (20, 70250436), (24, 58542030), (27, 52037360), (30, 46833624), (36, 39028020), (40, 35125218), (45, 31222416), (48, 29271015), (54, 26018680), (60, 23416812), (72, 19514010), (80, 17562609), (90, 15611208), (108, 13009340), (120, 11708406), (135, 10407472), (144, 9757005), (180, 7805604), (216, 6504670), (240, 5854203), (257, 5466960), (270, 5203736), (360, 3902802), (432, 3252335), (514, 2733480), (540, 2601868), (720, 1951401), (771, 1822320), (1028, 1366740), (1080, 1300934), (1285, 1093392), (1542, 911160), (2056, 683370), (2160, 650467), (2313, 607440), (2531, 555120), (2570, 546696), (3084, 455580), (3855, 364464), (4112, 341685), (4626, 303720), (5062, 277560), (5140, 273348), (6168, 227790), (6939, 202480), (7593, 185040), (7710, 182232), (9252, 151860), (10124, 138780), (10280, 136674), (11565, 121488), (12336, 113895), (12655, 111024), (13878, 101240), (15186, 92520), (15420, 91116), (18504, 75930), (20248, 69390), (20560, 68337), (22779, 61680), (23130, 60744), (25310, 55512), (27756, 50620), (30372, 46260), (30840, 45558), (34695, 40496), (37008, 37965)]