220844400

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:520

約数の個数: 240

約数和(自身を含む): 823661568

約数和(自身を除く): 602817168

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 61, 70, 75, 80, 84, 100, 105, 112, 120, 122, 140, 150, 168, 175, 183, 200, 210, 240, 244, 280, 300, 305, 336, 350, 366, 400, 420, 427, 431, 488, 525, 560, 600, 610, 700, 732, 840, 854, 862, 915, 976, 1050, 1200, 1220, 1281, 1293, 1400, 1464, 1525, 1680, 1708, 1724, 1830, 2100, 2135, 2155, 2440, 2562, 2586, 2800, 2928, 3017, 3050, 3416, 3448, 3660, 4200, 4270, 4310, 4575, 4880, 5124, 5172, 6034, 6100, 6405, 6465, 6832, 6896, 7320, 8400, 8540, 8620, 9051, 9150, 10248, 10344, 10675, 10775, 12068, 12200, 12810, 12930, 14640, 15085, 17080, 17240, 18102, 18300, 20496, 20688, 21350, 21550, 24136, 24400, 25620, 25860, 26291, 30170, 32025, 32325, 34160, 34480, 36204, 36600, 42700, 43100, 45255, 48272, 51240, 51720, 52582, 60340, 64050, 64650, 72408, 73200, 75425, 78873, 85400, 86200, 90510, 102480, 103440, 105164, 120680, 128100, 129300, 131455, 144816, 150850, 157746, 170800, 172400, 181020, 184037, 210328, 226275, 241360, 256200, 258600, 262910, 301700, 315492, 362040, 368074, 394365, 420656, 452550, 512400, 517200, 525820, 552111, 603400, 630984, 657275, 724080, 736148, 788730, 905100, 920185, 1051640, 1104222, 1206800, 1261968, 1314550, 1472296, 1577460, 1810200, 1840370, 1971825, 2103280, 2208444, 2629100, 2760555, 2944592, 3154920, 3620400, 3680740, 3943650, 4416888, 4600925, 5258200, 5521110, 6309840, 7361480, 7887300, 8833776, 9201850, 10516400, 11042220, 13802775, 14722960, 15774600, 18403700, 22084440, 27605550, 31549200, 36807400, 44168880, 55211100, 73614800, 110422200, 220844400]

約数ペア:

[(1, 220844400), (2, 110422200), (3, 73614800), (4, 55211100), (5, 44168880), (6, 36807400), (7, 31549200), (8, 27605550), (10, 22084440), (12, 18403700), (14, 15774600), (15, 14722960), (16, 13802775), (20, 11042220), (21, 10516400), (24, 9201850), (25, 8833776), (28, 7887300), (30, 7361480), (35, 6309840), (40, 5521110), (42, 5258200), (48, 4600925), (50, 4416888), (56, 3943650), (60, 3680740), (61, 3620400), (70, 3154920), (75, 2944592), (80, 2760555), (84, 2629100), (100, 2208444), (105, 2103280), (112, 1971825), (120, 1840370), (122, 1810200), (140, 1577460), (150, 1472296), (168, 1314550), (175, 1261968), (183, 1206800), (200, 1104222), (210, 1051640), (240, 920185), (244, 905100), (280, 788730), (300, 736148), (305, 724080), (336, 657275), (350, 630984), (366, 603400), (400, 552111), (420, 525820), (427, 517200), (431, 512400), (488, 452550), (525, 420656), (560, 394365), (600, 368074), (610, 362040), (700, 315492), (732, 301700), (840, 262910), (854, 258600), (862, 256200), (915, 241360), (976, 226275), (1050, 210328), (1200, 184037), (1220, 181020), (1281, 172400), (1293, 170800), (1400, 157746), (1464, 150850), (1525, 144816), (1680, 131455), (1708, 129300), (1724, 128100), (1830, 120680), (2100, 105164), (2135, 103440), (2155, 102480), (2440, 90510), (2562, 86200), (2586, 85400), (2800, 78873), (2928, 75425), (3017, 73200), (3050, 72408), (3416, 64650), (3448, 64050), (3660, 60340), (4200, 52582), (4270, 51720), (4310, 51240), (4575, 48272), (4880, 45255), (5124, 43100), (5172, 42700), (6034, 36600), (6100, 36204), (6405, 34480), (6465, 34160), (6832, 32325), (6896, 32025), (7320, 30170), (8400, 26291), (8540, 25860), (8620, 25620), (9051, 24400), (9150, 24136), (10248, 21550), (10344, 21350), (10675, 20688), (10775, 20496), (12068, 18300), (12200, 18102), (12810, 17240), (12930, 17080), (14640, 15085)]