319701760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1151}}^1$

素因数の和:1210

約数の個数: 144

約数和(自身を含む): 904200192

約数和(自身を除く): 584498432

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 112, 124, 128, 140, 155, 160, 217, 224, 248, 256, 280, 310, 320, 434, 448, 496, 560, 620, 640, 868, 896, 992, 1085, 1120, 1151, 1240, 1280, 1736, 1792, 1984, 2170, 2240, 2302, 2480, 3472, 3968, 4340, 4480, 4604, 4960, 5755, 6944, 7936, 8057, 8680, 8960, 9208, 9920, 11510, 13888, 16114, 17360, 18416, 19840, 23020, 27776, 32228, 34720, 35681, 36832, 39680, 40285, 46040, 55552, 64456, 69440, 71362, 73664, 80570, 92080, 128912, 138880, 142724, 147328, 161140, 178405, 184160, 249767, 257824, 277760, 285448, 294656, 322280, 356810, 368320, 499534, 515648, 570896, 644560, 713620, 736640, 999068, 1031296, 1141792, 1248835, 1289120, 1427240, 1473280, 1998136, 2062592, 2283584, 2497670, 2578240, 2854480, 3996272, 4567168, 4995340, 5156480, 5708960, 7992544, 9134336, 9990680, 10312960, 11417920, 15985088, 19981360, 22835840, 31970176, 39962720, 45671680, 63940352, 79925440, 159850880, 319701760]

約数ペア:

[(1, 319701760), (2, 159850880), (4, 79925440), (5, 63940352), (7, 45671680), (8, 39962720), (10, 31970176), (14, 22835840), (16, 19981360), (20, 15985088), (28, 11417920), (31, 10312960), (32, 9990680), (35, 9134336), (40, 7992544), (56, 5708960), (62, 5156480), (64, 4995340), (70, 4567168), (80, 3996272), (112, 2854480), (124, 2578240), (128, 2497670), (140, 2283584), (155, 2062592), (160, 1998136), (217, 1473280), (224, 1427240), (248, 1289120), (256, 1248835), (280, 1141792), (310, 1031296), (320, 999068), (434, 736640), (448, 713620), (496, 644560), (560, 570896), (620, 515648), (640, 499534), (868, 368320), (896, 356810), (992, 322280), (1085, 294656), (1120, 285448), (1151, 277760), (1240, 257824), (1280, 249767), (1736, 184160), (1792, 178405), (1984, 161140), (2170, 147328), (2240, 142724), (2302, 138880), (2480, 128912), (3472, 92080), (3968, 80570), (4340, 73664), (4480, 71362), (4604, 69440), (4960, 64456), (5755, 55552), (6944, 46040), (7936, 40285), (8057, 39680), (8680, 36832), (8960, 35681), (9208, 34720), (9920, 32228), (11510, 27776), (13888, 23020), (16114, 19840), (17360, 18416)]