189969220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4201}}^1$

素因数の和:4253

約数の個数: 96

約数和(自身を含む): 508273920

約数和(自身を除く): 318304700

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 34, 35, 38, 68, 70, 76, 85, 95, 119, 133, 140, 170, 190, 238, 266, 323, 340, 380, 476, 532, 595, 646, 665, 1190, 1292, 1330, 1615, 2261, 2380, 2660, 3230, 4201, 4522, 6460, 8402, 9044, 11305, 16804, 21005, 22610, 29407, 42010, 45220, 58814, 71417, 79819, 84020, 117628, 142834, 147035, 159638, 285668, 294070, 319276, 357085, 399095, 499919, 558733, 588140, 714170, 798190, 999838, 1117466, 1356923, 1428340, 1596380, 1999676, 2234932, 2499595, 2713846, 2793665, 4999190, 5427692, 5587330, 6784615, 9498461, 9998380, 11174660, 13569230, 18996922, 27138460, 37993844, 47492305, 94984610, 189969220]

約数ペア:

[(1, 189969220), (2, 94984610), (4, 47492305), (5, 37993844), (7, 27138460), (10, 18996922), (14, 13569230), (17, 11174660), (19, 9998380), (20, 9498461), (28, 6784615), (34, 5587330), (35, 5427692), (38, 4999190), (68, 2793665), (70, 2713846), (76, 2499595), (85, 2234932), (95, 1999676), (119, 1596380), (133, 1428340), (140, 1356923), (170, 1117466), (190, 999838), (238, 798190), (266, 714170), (323, 588140), (340, 558733), (380, 499919), (476, 399095), (532, 357085), (595, 319276), (646, 294070), (665, 285668), (1190, 159638), (1292, 147035), (1330, 142834), (1615, 117628), (2261, 84020), (2380, 79819), (2660, 71417), (3230, 58814), (4201, 45220), (4522, 42010), (6460, 29407), (8402, 22610), (9044, 21005), (11305, 16804)]