400304520

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2063}}^1$

素因数の和:2105

約数の個数: 288

約数和(自身を含む): 1651777920

約数和(自身を除く): 1251473400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 24, 28, 30, 33, 35, 36, 40, 42, 44, 45, 49, 55, 56, 60, 63, 66, 70, 72, 77, 84, 88, 90, 98, 99, 105, 110, 120, 126, 132, 140, 147, 154, 165, 168, 180, 196, 198, 210, 220, 231, 245, 252, 264, 280, 294, 308, 315, 330, 360, 385, 392, 396, 420, 440, 441, 462, 490, 495, 504, 539, 588, 616, 630, 660, 693, 735, 770, 792, 840, 882, 924, 980, 990, 1078, 1155, 1176, 1260, 1320, 1386, 1470, 1540, 1617, 1764, 1848, 1960, 1980, 2063, 2156, 2205, 2310, 2520, 2695, 2772, 2940, 3080, 3234, 3465, 3528, 3960, 4126, 4312, 4410, 4620, 4851, 5390, 5544, 5880, 6189, 6468, 6930, 8085, 8252, 8820, 9240, 9702, 10315, 10780, 12378, 12936, 13860, 14441, 16170, 16504, 17640, 18567, 19404, 20630, 21560, 22693, 24255, 24756, 27720, 28882, 30945, 32340, 37134, 38808, 41260, 43323, 45386, 48510, 49512, 57764, 61890, 64680, 68079, 72205, 74268, 82520, 86646, 90772, 92835, 97020, 101087, 113465, 115528, 123780, 129969, 136158, 144410, 148536, 158851, 173292, 181544, 185670, 194040, 202174, 204237, 216615, 226930, 247560, 259938, 272316, 288820, 303261, 317702, 340395, 346584, 371340, 404348, 408474, 433230, 453860, 476553, 505435, 519876, 544632, 577640, 606522, 635404, 649845, 680790, 742680, 794255, 808696, 816948, 866460, 907720, 909783, 953106, 1010870, 1021185, 1039752, 1111957, 1213044, 1270808, 1299690, 1361580, 1429659, 1516305, 1588510, 1633896, 1732920, 1819566, 1906212, 2021740, 2042370, 2223914, 2382765, 2426088, 2599380, 2723160, 2859318, 3032610, 3177020, 3335871, 3639132, 3812424, 4043480, 4084740, 4447828, 4548915, 4765530, 5198760, 5559785, 5718636, 6065220, 6354040, 6671742, 7148295, 7278264, 8169480, 8895656, 9097830, 9531060, 10007613, 11119570, 11437272, 12130440, 13343484, 14296590, 16679355, 18195660, 19062120, 20015226, 22239140, 26686968, 28593180, 33358710, 36391320, 40030452, 44478280, 50038065, 57186360, 66717420, 80060904, 100076130, 133434840, 200152260, 400304520]

約数ペア:

[(1, 400304520), (2, 200152260), (3, 133434840), (4, 100076130), (5, 80060904), (6, 66717420), (7, 57186360), (8, 50038065), (9, 44478280), (10, 40030452), (11, 36391320), (12, 33358710), (14, 28593180), (15, 26686968), (18, 22239140), (20, 20015226), (21, 19062120), (22, 18195660), (24, 16679355), (28, 14296590), (30, 13343484), (33, 12130440), (35, 11437272), (36, 11119570), (40, 10007613), (42, 9531060), (44, 9097830), (45, 8895656), (49, 8169480), (55, 7278264), (56, 7148295), (60, 6671742), (63, 6354040), (66, 6065220), (70, 5718636), (72, 5559785), (77, 5198760), (84, 4765530), (88, 4548915), (90, 4447828), (98, 4084740), (99, 4043480), (105, 3812424), (110, 3639132), (120, 3335871), (126, 3177020), (132, 3032610), (140, 2859318), (147, 2723160), (154, 2599380), (165, 2426088), (168, 2382765), (180, 2223914), (196, 2042370), (198, 2021740), (210, 1906212), (220, 1819566), (231, 1732920), (245, 1633896), (252, 1588510), (264, 1516305), (280, 1429659), (294, 1361580), (308, 1299690), (315, 1270808), (330, 1213044), (360, 1111957), (385, 1039752), (392, 1021185), (396, 1010870), (420, 953106), (440, 909783), (441, 907720), (462, 866460), (490, 816948), (495, 808696), (504, 794255), (539, 742680), (588, 680790), (616, 649845), (630, 635404), (660, 606522), (693, 577640), (735, 544632), (770, 519876), (792, 505435), (840, 476553), (882, 453860), (924, 433230), (980, 408474), (990, 404348), (1078, 371340), (1155, 346584), (1176, 340395), (1260, 317702), (1320, 303261), (1386, 288820), (1470, 272316), (1540, 259938), (1617, 247560), (1764, 226930), (1848, 216615), (1960, 204237), (1980, 202174), (2063, 194040), (2156, 185670), (2205, 181544), (2310, 173292), (2520, 158851), (2695, 148536), (2772, 144410), (2940, 136158), (3080, 129969), (3234, 123780), (3465, 115528), (3528, 113465), (3960, 101087), (4126, 97020), (4312, 92835), (4410, 90772), (4620, 86646), (4851, 82520), (5390, 74268), (5544, 72205), (5880, 68079), (6189, 64680), (6468, 61890), (6930, 57764), (8085, 49512), (8252, 48510), (8820, 45386), (9240, 43323), (9702, 41260), (10315, 38808), (10780, 37134), (12378, 32340), (12936, 30945), (13860, 28882), (14441, 27720), (16170, 24756), (16504, 24255), (17640, 22693), (18567, 21560), (19404, 20630)]