47303620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 128701440

約数和(自身を除く): 81397820

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 47, 49, 52, 65, 70, 79, 91, 94, 98, 130, 140, 158, 182, 188, 196, 235, 245, 260, 316, 329, 364, 395, 455, 470, 490, 553, 611, 637, 658, 790, 910, 940, 980, 1027, 1106, 1222, 1274, 1316, 1580, 1645, 1820, 2054, 2212, 2303, 2444, 2548, 2765, 3055, 3185, 3290, 3713, 3871, 4108, 4277, 4606, 5135, 5530, 6110, 6370, 6580, 7189, 7426, 7742, 8554, 9212, 10270, 11060, 11515, 12220, 12740, 14378, 14852, 15484, 17108, 18565, 19355, 20540, 21385, 23030, 25991, 28756, 29939, 35945, 37130, 38710, 42770, 46060, 48269, 50323, 51982, 59878, 71890, 74260, 77420, 85540, 96538, 100646, 103964, 119756, 129955, 143780, 149695, 181937, 193076, 201292, 241345, 251615, 259910, 299390, 337883, 363874, 482690, 503230, 519820, 598780, 675766, 727748, 909685, 965380, 1006460, 1351532, 1689415, 1819370, 2365181, 3378830, 3638740, 4730362, 6757660, 9460724, 11825905, 23651810, 47303620]

約数ペア:

[(1, 47303620), (2, 23651810), (4, 11825905), (5, 9460724), (7, 6757660), (10, 4730362), (13, 3638740), (14, 3378830), (20, 2365181), (26, 1819370), (28, 1689415), (35, 1351532), (47, 1006460), (49, 965380), (52, 909685), (65, 727748), (70, 675766), (79, 598780), (91, 519820), (94, 503230), (98, 482690), (130, 363874), (140, 337883), (158, 299390), (182, 259910), (188, 251615), (196, 241345), (235, 201292), (245, 193076), (260, 181937), (316, 149695), (329, 143780), (364, 129955), (395, 119756), (455, 103964), (470, 100646), (490, 96538), (553, 85540), (611, 77420), (637, 74260), (658, 71890), (790, 59878), (910, 51982), (940, 50323), (980, 48269), (1027, 46060), (1106, 42770), (1222, 38710), (1274, 37130), (1316, 35945), (1580, 29939), (1645, 28756), (1820, 25991), (2054, 23030), (2212, 21385), (2303, 20540), (2444, 19355), (2548, 18565), (2765, 17108), (3055, 15484), (3185, 14852), (3290, 14378), (3713, 12740), (3871, 12220), (4108, 11515), (4277, 11060), (4606, 10270), (5135, 9212), (5530, 8554), (6110, 7742), (6370, 7426), (6580, 7189)]