206945340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{25933}}^1$

素因数の和:25971

約数の個数: 96

約数和(自身を含む): 697105920

約数和(自身を除く): 490160580

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, 25933, 51866, 77799, 103732, 129665, 155598, 181531, 259330, 311196, 363062, 388995, 492727, 518660, 544593, 726124, 777990, 907655, 985454, 1089186, 1478181, 1555980, 1815310, 1970908, 2178372, 2463635, 2722965, 2956362, 3449089, 3630620, 4927270, 5445930, 5912724, 6898178, 7390905, 9854540, 10347267, 10891860, 13796356, 14781810, 17245445, 20694534, 29563620, 34490890, 41389068, 51736335, 68981780, 103472670, 206945340]

約数ペア:

[(1, 206945340), (2, 103472670), (3, 68981780), (4, 51736335), (5, 41389068), (6, 34490890), (7, 29563620), (10, 20694534), (12, 17245445), (14, 14781810), (15, 13796356), (19, 10891860), (20, 10347267), (21, 9854540), (28, 7390905), (30, 6898178), (35, 5912724), (38, 5445930), (42, 4927270), (57, 3630620), (60, 3449089), (70, 2956362), (76, 2722965), (84, 2463635), (95, 2178372), (105, 1970908), (114, 1815310), (133, 1555980), (140, 1478181), (190, 1089186), (210, 985454), (228, 907655), (266, 777990), (285, 726124), (380, 544593), (399, 518660), (420, 492727), (532, 388995), (570, 363062), (665, 311196), (798, 259330), (1140, 181531), (1330, 155598), (1596, 129665), (1995, 103732), (2660, 77799), (3990, 51866), (7980, 25933)]