402000720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:274

約数の個数: 240

約数和(自身を含む): 1393244160

約数和(自身を除く): 991243440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 66, 80, 88, 109, 110, 120, 121, 127, 132, 165, 176, 218, 220, 240, 242, 254, 264, 327, 330, 363, 381, 436, 440, 484, 508, 528, 545, 605, 635, 654, 660, 726, 762, 872, 880, 968, 1016, 1090, 1199, 1210, 1270, 1308, 1320, 1397, 1452, 1524, 1635, 1744, 1815, 1905, 1936, 2032, 2180, 2398, 2420, 2540, 2616, 2640, 2794, 2904, 3048, 3270, 3597, 3630, 3810, 4191, 4360, 4796, 4840, 5080, 5232, 5588, 5808, 5995, 6096, 6540, 6985, 7194, 7260, 7620, 8382, 8720, 9592, 9680, 10160, 11176, 11990, 13080, 13189, 13843, 13970, 14388, 14520, 15240, 15367, 16764, 17985, 19184, 20955, 22352, 23980, 26160, 26378, 27686, 27940, 28776, 29040, 30480, 30734, 33528, 35970, 39567, 41529, 41910, 46101, 47960, 52756, 55372, 55880, 57552, 61468, 65945, 67056, 69215, 71940, 76835, 79134, 83058, 83820, 92202, 95920, 105512, 110744, 111760, 122936, 131890, 138430, 143880, 152273, 153670, 158268, 166116, 167640, 184404, 197835, 207645, 211024, 221488, 230505, 245872, 263780, 276860, 287760, 304546, 307340, 316536, 332232, 335280, 368808, 395670, 415290, 456819, 461010, 527560, 553720, 609092, 614680, 633072, 664464, 737616, 761365, 791340, 830580, 913638, 922020, 1055120, 1107440, 1218184, 1229360, 1522730, 1582680, 1661160, 1675003, 1827276, 1844040, 2284095, 2436368, 3045460, 3165360, 3322320, 3350006, 3654552, 3688080, 4568190, 5025009, 6090920, 6700012, 7309104, 8375015, 9136380, 10050018, 12181840, 13400024, 16750030, 18272760, 20100036, 25125045, 26800048, 33500060, 36545520, 40200072, 50250090, 67000120, 80400144, 100500180, 134000240, 201000360, 402000720]

約数ペア:

[(1, 402000720), (2, 201000360), (3, 134000240), (4, 100500180), (5, 80400144), (6, 67000120), (8, 50250090), (10, 40200072), (11, 36545520), (12, 33500060), (15, 26800048), (16, 25125045), (20, 20100036), (22, 18272760), (24, 16750030), (30, 13400024), (33, 12181840), (40, 10050018), (44, 9136380), (48, 8375015), (55, 7309104), (60, 6700012), (66, 6090920), (80, 5025009), (88, 4568190), (109, 3688080), (110, 3654552), (120, 3350006), (121, 3322320), (127, 3165360), (132, 3045460), (165, 2436368), (176, 2284095), (218, 1844040), (220, 1827276), (240, 1675003), (242, 1661160), (254, 1582680), (264, 1522730), (327, 1229360), (330, 1218184), (363, 1107440), (381, 1055120), (436, 922020), (440, 913638), (484, 830580), (508, 791340), (528, 761365), (545, 737616), (605, 664464), (635, 633072), (654, 614680), (660, 609092), (726, 553720), (762, 527560), (872, 461010), (880, 456819), (968, 415290), (1016, 395670), (1090, 368808), (1199, 335280), (1210, 332232), (1270, 316536), (1308, 307340), (1320, 304546), (1397, 287760), (1452, 276860), (1524, 263780), (1635, 245872), (1744, 230505), (1815, 221488), (1905, 211024), (1936, 207645), (2032, 197835), (2180, 184404), (2398, 167640), (2420, 166116), (2540, 158268), (2616, 153670), (2640, 152273), (2794, 143880), (2904, 138430), (3048, 131890), (3270, 122936), (3597, 111760), (3630, 110744), (3810, 105512), (4191, 95920), (4360, 92202), (4796, 83820), (4840, 83058), (5080, 79134), (5232, 76835), (5588, 71940), (5808, 69215), (5995, 67056), (6096, 65945), (6540, 61468), (6985, 57552), (7194, 55880), (7260, 55372), (7620, 52756), (8382, 47960), (8720, 46101), (9592, 41910), (9680, 41529), (10160, 39567), (11176, 35970), (11990, 33528), (13080, 30734), (13189, 30480), (13843, 29040), (13970, 28776), (14388, 27940), (14520, 27686), (15240, 26378), (15367, 26160), (16764, 23980), (17985, 22352), (19184, 20955)]