221726880

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4967}}^1$

素因数の和:5019

約数の個数: 144

約数和(自身を含む): 781208064

約数和(自身を除く): 559481184

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 32, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 96, 120, 124, 144, 155, 160, 180, 186, 240, 248, 279, 288, 310, 360, 372, 465, 480, 496, 558, 620, 720, 744, 930, 992, 1116, 1240, 1395, 1440, 1488, 1860, 2232, 2480, 2790, 2976, 3720, 4464, 4960, 4967, 5580, 7440, 8928, 9934, 11160, 14880, 14901, 19868, 22320, 24835, 29802, 39736, 44640, 44703, 49670, 59604, 74505, 79472, 89406, 99340, 119208, 149010, 153977, 158944, 178812, 198680, 223515, 238416, 298020, 307954, 357624, 397360, 447030, 461931, 476832, 596040, 615908, 715248, 769885, 794720, 894060, 923862, 1192080, 1231816, 1385793, 1430496, 1539770, 1788120, 1847724, 2309655, 2384160, 2463632, 2771586, 3079540, 3576240, 3695448, 4619310, 4927264, 5543172, 6159080, 6928965, 7152480, 7390896, 9238620, 11086344, 12318160, 13857930, 14781792, 18477240, 22172688, 24636320, 27715860, 36954480, 44345376, 55431720, 73908960, 110863440, 221726880]

約数ペア:

[(1, 221726880), (2, 110863440), (3, 73908960), (4, 55431720), (5, 44345376), (6, 36954480), (8, 27715860), (9, 24636320), (10, 22172688), (12, 18477240), (15, 14781792), (16, 13857930), (18, 12318160), (20, 11086344), (24, 9238620), (30, 7390896), (31, 7152480), (32, 6928965), (36, 6159080), (40, 5543172), (45, 4927264), (48, 4619310), (60, 3695448), (62, 3576240), (72, 3079540), (80, 2771586), (90, 2463632), (93, 2384160), (96, 2309655), (120, 1847724), (124, 1788120), (144, 1539770), (155, 1430496), (160, 1385793), (180, 1231816), (186, 1192080), (240, 923862), (248, 894060), (279, 794720), (288, 769885), (310, 715248), (360, 615908), (372, 596040), (465, 476832), (480, 461931), (496, 447030), (558, 397360), (620, 357624), (720, 307954), (744, 298020), (930, 238416), (992, 223515), (1116, 198680), (1240, 178812), (1395, 158944), (1440, 153977), (1488, 149010), (1860, 119208), (2232, 99340), (2480, 89406), (2790, 79472), (2976, 74505), (3720, 59604), (4464, 49670), (4960, 44703), (4967, 44640), (5580, 39736), (7440, 29802), (8928, 24835), (9934, 22320), (11160, 19868), (14880, 14901)]