231826980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 288

約数和(自身を含む): 860267520

約数和(自身を除く): 628440540

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 19, 20, 21, 22, 28, 30, 33, 35, 38, 42, 44, 55, 57, 60, 66, 70, 76, 77, 84, 95, 105, 110, 114, 132, 133, 139, 140, 154, 165, 190, 209, 210, 220, 228, 231, 266, 278, 285, 308, 330, 361, 380, 385, 399, 417, 418, 420, 462, 532, 556, 570, 627, 660, 665, 695, 722, 770, 798, 834, 836, 924, 973, 1045, 1083, 1140, 1155, 1254, 1330, 1390, 1444, 1463, 1529, 1540, 1596, 1668, 1805, 1946, 1995, 2085, 2090, 2166, 2310, 2508, 2527, 2641, 2660, 2780, 2919, 2926, 3058, 3135, 3610, 3892, 3971, 3990, 4170, 4180, 4332, 4389, 4587, 4620, 4865, 5054, 5282, 5415, 5838, 5852, 6116, 6270, 7220, 7315, 7581, 7645, 7923, 7942, 7980, 8340, 8778, 9174, 9730, 10108, 10564, 10703, 10830, 11676, 11913, 12540, 12635, 13205, 14595, 14630, 15162, 15290, 15846, 15884, 17556, 18348, 18487, 19460, 19855, 21406, 21660, 21945, 22935, 23826, 25270, 26410, 27797, 29051, 29190, 29260, 30324, 30580, 31692, 32109, 36974, 37905, 39615, 39710, 42812, 43890, 45870, 47652, 50179, 50540, 52820, 53515, 55461, 55594, 58102, 58380, 59565, 64218, 73948, 75810, 79230, 79420, 83391, 87153, 87780, 91740, 92435, 100358, 107030, 110922, 111188, 116204, 119130, 128436, 138985, 145255, 150537, 151620, 158460, 160545, 166782, 174306, 184870, 200716, 203357, 214060, 221844, 238260, 250895, 277305, 277970, 290510, 301074, 321090, 333564, 348612, 351253, 369740, 406714, 416955, 435765, 501790, 551969, 554610, 555940, 581020, 602148, 610071, 642180, 702506, 752685, 813428, 833910, 871530, 1003580, 1016785, 1053759, 1103938, 1109220, 1220142, 1405012, 1505370, 1655907, 1667820, 1743060, 1756265, 2033570, 2107518, 2207876, 2440284, 2759845, 3010740, 3050355, 3311814, 3512530, 3863783, 4067140, 4215036, 5268795, 5519690, 6100710, 6623628, 7025060, 7727566, 8279535, 10537590, 11039380, 11591349, 12201420, 15455132, 16559070, 19318915, 21075180, 23182698, 33118140, 38637830, 46365396, 57956745, 77275660, 115913490, 231826980]

約数ペア:

[(1, 231826980), (2, 115913490), (3, 77275660), (4, 57956745), (5, 46365396), (6, 38637830), (7, 33118140), (10, 23182698), (11, 21075180), (12, 19318915), (14, 16559070), (15, 15455132), (19, 12201420), (20, 11591349), (21, 11039380), (22, 10537590), (28, 8279535), (30, 7727566), (33, 7025060), (35, 6623628), (38, 6100710), (42, 5519690), (44, 5268795), (55, 4215036), (57, 4067140), (60, 3863783), (66, 3512530), (70, 3311814), (76, 3050355), (77, 3010740), (84, 2759845), (95, 2440284), (105, 2207876), (110, 2107518), (114, 2033570), (132, 1756265), (133, 1743060), (139, 1667820), (140, 1655907), (154, 1505370), (165, 1405012), (190, 1220142), (209, 1109220), (210, 1103938), (220, 1053759), (228, 1016785), (231, 1003580), (266, 871530), (278, 833910), (285, 813428), (308, 752685), (330, 702506), (361, 642180), (380, 610071), (385, 602148), (399, 581020), (417, 555940), (418, 554610), (420, 551969), (462, 501790), (532, 435765), (556, 416955), (570, 406714), (627, 369740), (660, 351253), (665, 348612), (695, 333564), (722, 321090), (770, 301074), (798, 290510), (834, 277970), (836, 277305), (924, 250895), (973, 238260), (1045, 221844), (1083, 214060), (1140, 203357), (1155, 200716), (1254, 184870), (1330, 174306), (1390, 166782), (1444, 160545), (1463, 158460), (1529, 151620), (1540, 150537), (1596, 145255), (1668, 138985), (1805, 128436), (1946, 119130), (1995, 116204), (2085, 111188), (2090, 110922), (2166, 107030), (2310, 100358), (2508, 92435), (2527, 91740), (2641, 87780), (2660, 87153), (2780, 83391), (2919, 79420), (2926, 79230), (3058, 75810), (3135, 73948), (3610, 64218), (3892, 59565), (3971, 58380), (3990, 58102), (4170, 55594), (4180, 55461), (4332, 53515), (4389, 52820), (4587, 50540), (4620, 50179), (4865, 47652), (5054, 45870), (5282, 43890), (5415, 42812), (5838, 39710), (5852, 39615), (6116, 37905), (6270, 36974), (7220, 32109), (7315, 31692), (7581, 30580), (7645, 30324), (7923, 29260), (7942, 29190), (7980, 29051), (8340, 27797), (8778, 26410), (9174, 25270), (9730, 23826), (10108, 22935), (10564, 21945), (10703, 21660), (10830, 21406), (11676, 19855), (11913, 19460), (12540, 18487), (12635, 18348), (13205, 17556), (14595, 15884), (14630, 15846), (15162, 15290)]