196915278

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{127}}^1$

素因数の和:254

約数の個数: 128

約数和(自身を含む): 501350400

約数和(自身を除く): 304435122

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 29, 38, 42, 57, 58, 67, 87, 114, 127, 133, 134, 174, 201, 203, 254, 266, 381, 399, 402, 406, 469, 551, 609, 762, 798, 889, 938, 1102, 1218, 1273, 1407, 1653, 1778, 1943, 2413, 2546, 2667, 2814, 3306, 3683, 3819, 3857, 3886, 4826, 5334, 5829, 7239, 7366, 7638, 7714, 8509, 8911, 11049, 11571, 11658, 13601, 14478, 16891, 17018, 17822, 22098, 23142, 25527, 25781, 26733, 27202, 33782, 36917, 40803, 50673, 51054, 51562, 53466, 59563, 69977, 73834, 77343, 81606, 101346, 110751, 119126, 139954, 154686, 161671, 178689, 209931, 221502, 246761, 258419, 323342, 357378, 419862, 485013, 489839, 493522, 516838, 740283, 775257, 970026, 979678, 1131697, 1469517, 1480566, 1550514, 1727327, 2263394, 2939034, 3395091, 3454654, 4688459, 5181981, 6790182, 9376918, 10363962, 14065377, 28130754, 32819213, 65638426, 98457639, 196915278]

約数ペア:

[(1, 196915278), (2, 98457639), (3, 65638426), (6, 32819213), (7, 28130754), (14, 14065377), (19, 10363962), (21, 9376918), (29, 6790182), (38, 5181981), (42, 4688459), (57, 3454654), (58, 3395091), (67, 2939034), (87, 2263394), (114, 1727327), (127, 1550514), (133, 1480566), (134, 1469517), (174, 1131697), (201, 979678), (203, 970026), (254, 775257), (266, 740283), (381, 516838), (399, 493522), (402, 489839), (406, 485013), (469, 419862), (551, 357378), (609, 323342), (762, 258419), (798, 246761), (889, 221502), (938, 209931), (1102, 178689), (1218, 161671), (1273, 154686), (1407, 139954), (1653, 119126), (1778, 110751), (1943, 101346), (2413, 81606), (2546, 77343), (2667, 73834), (2814, 69977), (3306, 59563), (3683, 53466), (3819, 51562), (3857, 51054), (3886, 50673), (4826, 40803), (5334, 36917), (5829, 33782), (7239, 27202), (7366, 26733), (7638, 25781), (7714, 25527), (8509, 23142), (8911, 22098), (11049, 17822), (11571, 17018), (11658, 16891), (13601, 14478)]