202102120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{659}}^1$

素因数の和:739

約数の個数: 128

約数和(自身を含む): 538876800

約数和(自身を除く): 336774680

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 41, 44, 55, 68, 82, 85, 88, 110, 136, 164, 170, 187, 205, 220, 328, 340, 374, 410, 440, 451, 659, 680, 697, 748, 820, 902, 935, 1318, 1394, 1496, 1640, 1804, 1870, 2255, 2636, 2788, 3295, 3485, 3608, 3740, 4510, 5272, 5576, 6590, 6970, 7249, 7480, 7667, 9020, 11203, 13180, 13940, 14498, 15334, 18040, 22406, 26360, 27019, 27880, 28996, 30668, 36245, 38335, 44812, 54038, 56015, 57992, 61336, 72490, 76670, 89624, 108076, 112030, 123233, 135095, 144980, 153340, 216152, 224060, 246466, 270190, 289960, 297209, 306680, 448120, 459323, 492932, 540380, 594418, 616165, 918646, 985864, 1080760, 1188836, 1232330, 1486045, 1837292, 2296615, 2377672, 2464660, 2972090, 3674584, 4593230, 4929320, 5052553, 5944180, 9186460, 10105106, 11888360, 18372920, 20210212, 25262765, 40420424, 50525530, 101051060, 202102120]

約数ペア:

[(1, 202102120), (2, 101051060), (4, 50525530), (5, 40420424), (8, 25262765), (10, 20210212), (11, 18372920), (17, 11888360), (20, 10105106), (22, 9186460), (34, 5944180), (40, 5052553), (41, 4929320), (44, 4593230), (55, 3674584), (68, 2972090), (82, 2464660), (85, 2377672), (88, 2296615), (110, 1837292), (136, 1486045), (164, 1232330), (170, 1188836), (187, 1080760), (205, 985864), (220, 918646), (328, 616165), (340, 594418), (374, 540380), (410, 492932), (440, 459323), (451, 448120), (659, 306680), (680, 297209), (697, 289960), (748, 270190), (820, 246466), (902, 224060), (935, 216152), (1318, 153340), (1394, 144980), (1496, 135095), (1640, 123233), (1804, 112030), (1870, 108076), (2255, 89624), (2636, 76670), (2788, 72490), (3295, 61336), (3485, 57992), (3608, 56015), (3740, 54038), (4510, 44812), (5272, 38335), (5576, 36245), (6590, 30668), (6970, 28996), (7249, 27880), (7480, 27019), (7667, 26360), (9020, 22406), (11203, 18040), (13180, 15334), (13940, 14498)]