2555218120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{1327}}^1$

素因数の和:1404

約数の個数: 192

約数和(自身を含む): 7402590720

約数和(自身を除く): 4847372600

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 91, 92, 104, 115, 130, 140, 161, 182, 184, 230, 260, 280, 299, 322, 364, 455, 460, 520, 529, 598, 644, 728, 805, 910, 920, 1058, 1196, 1288, 1327, 1495, 1610, 1820, 2093, 2116, 2392, 2645, 2654, 2990, 3220, 3640, 3703, 4186, 4232, 5290, 5308, 5980, 6440, 6635, 6877, 7406, 8372, 9289, 10465, 10580, 10616, 11960, 13270, 13754, 14812, 16744, 17251, 18515, 18578, 20930, 21160, 26540, 27508, 29624, 30521, 34385, 34502, 37030, 37156, 41860, 46445, 48139, 53080, 55016, 61042, 68770, 69004, 74060, 74312, 83720, 86255, 92890, 96278, 120757, 122084, 137540, 138008, 148120, 152605, 172510, 185780, 192556, 213647, 240695, 241514, 244168, 275080, 305210, 345020, 371560, 385112, 396773, 427294, 481390, 483028, 603785, 610420, 690040, 701983, 793546, 854588, 962780, 966056, 1068235, 1207570, 1220840, 1403966, 1587092, 1709176, 1925560, 1983865, 2136470, 2415140, 2777411, 2807932, 3174184, 3509915, 3967730, 4272940, 4830280, 4913881, 5554822, 5615864, 7019830, 7935460, 8545880, 9125779, 9827762, 11109644, 13887055, 14039660, 15870920, 18251558, 19655524, 22219288, 24569405, 27774110, 28079320, 36503116, 39311048, 45628895, 49138810, 55548220, 63880453, 73006232, 91257790, 98277620, 111096440, 127760906, 182515580, 196555240, 255521812, 319402265, 365031160, 511043624, 638804530, 1277609060, 2555218120]

約数ペア:

[(1, 2555218120), (2, 1277609060), (4, 638804530), (5, 511043624), (7, 365031160), (8, 319402265), (10, 255521812), (13, 196555240), (14, 182515580), (20, 127760906), (23, 111096440), (26, 98277620), (28, 91257790), (35, 73006232), (40, 63880453), (46, 55548220), (52, 49138810), (56, 45628895), (65, 39311048), (70, 36503116), (91, 28079320), (92, 27774110), (104, 24569405), (115, 22219288), (130, 19655524), (140, 18251558), (161, 15870920), (182, 14039660), (184, 13887055), (230, 11109644), (260, 9827762), (280, 9125779), (299, 8545880), (322, 7935460), (364, 7019830), (455, 5615864), (460, 5554822), (520, 4913881), (529, 4830280), (598, 4272940), (644, 3967730), (728, 3509915), (805, 3174184), (910, 2807932), (920, 2777411), (1058, 2415140), (1196, 2136470), (1288, 1983865), (1327, 1925560), (1495, 1709176), (1610, 1587092), (1820, 1403966), (2093, 1220840), (2116, 1207570), (2392, 1068235), (2645, 966056), (2654, 962780), (2990, 854588), (3220, 793546), (3640, 701983), (3703, 690040), (4186, 610420), (4232, 603785), (5290, 483028), (5308, 481390), (5980, 427294), (6440, 396773), (6635, 385112), (6877, 371560), (7406, 345020), (8372, 305210), (9289, 275080), (10465, 244168), (10580, 241514), (10616, 240695), (11960, 213647), (13270, 192556), (13754, 185780), (14812, 172510), (16744, 152605), (17251, 148120), (18515, 138008), (18578, 137540), (20930, 122084), (21160, 120757), (26540, 96278), (27508, 92890), (29624, 86255), (30521, 83720), (34385, 74312), (34502, 74060), (37030, 69004), (37156, 68770), (41860, 61042), (46445, 55016), (48139, 53080)]