158155620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19819}}^1$

素因数の和:19857

約数の個数: 96

約数和(自身を含む): 532761600

約数和(自身を除く): 374605980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 19819, 39638, 59457, 79276, 99095, 118914, 138733, 198190, 237828, 277466, 297285, 376561, 396380, 416199, 554932, 594570, 693665, 753122, 832398, 1129683, 1189140, 1387330, 1506244, 1664796, 1882805, 2080995, 2259366, 2635927, 2774660, 3765610, 4161990, 4518732, 5271854, 5648415, 7531220, 7907781, 8323980, 10543708, 11296830, 13179635, 15815562, 22593660, 26359270, 31631124, 39538905, 52718540, 79077810, 158155620]

約数ペア:

[(1, 158155620), (2, 79077810), (3, 52718540), (4, 39538905), (5, 31631124), (6, 26359270), (7, 22593660), (10, 15815562), (12, 13179635), (14, 11296830), (15, 10543708), (19, 8323980), (20, 7907781), (21, 7531220), (28, 5648415), (30, 5271854), (35, 4518732), (38, 4161990), (42, 3765610), (57, 2774660), (60, 2635927), (70, 2259366), (76, 2080995), (84, 1882805), (95, 1664796), (105, 1506244), (114, 1387330), (133, 1189140), (140, 1129683), (190, 832398), (210, 753122), (228, 693665), (266, 594570), (285, 554932), (380, 416199), (399, 396380), (420, 376561), (532, 297285), (570, 277466), (665, 237828), (798, 198190), (1140, 138733), (1330, 118914), (1596, 99095), (1995, 79276), (2660, 59457), (3990, 39638), (7980, 19819)]