254327640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:239

約数の個数: 256

約数和(自身を含む): 919296000

約数和(自身を除く): 664968360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 37, 40, 42, 49, 56, 60, 70, 74, 84, 98, 105, 111, 120, 140, 147, 148, 167, 168, 185, 196, 210, 222, 245, 259, 280, 294, 296, 334, 343, 370, 392, 420, 444, 490, 501, 518, 555, 588, 668, 686, 735, 740, 777, 835, 840, 888, 980, 1002, 1029, 1036, 1110, 1169, 1176, 1295, 1336, 1372, 1470, 1480, 1554, 1670, 1715, 1813, 1960, 2004, 2058, 2072, 2220, 2338, 2505, 2590, 2744, 2940, 3108, 3340, 3430, 3507, 3626, 3885, 4008, 4116, 4440, 4676, 5010, 5145, 5180, 5439, 5845, 5880, 6179, 6216, 6680, 6860, 7014, 7252, 7770, 8183, 8232, 9065, 9352, 10020, 10290, 10360, 10878, 11690, 12358, 12691, 13720, 14028, 14504, 15540, 16366, 17535, 18130, 18537, 20040, 20580, 21756, 23380, 24549, 24716, 25382, 27195, 28056, 30895, 31080, 32732, 35070, 36260, 37074, 38073, 40915, 41160, 43253, 43512, 46760, 49098, 49432, 50764, 54390, 57281, 61790, 63455, 65464, 70140, 72520, 74148, 76146, 81830, 86506, 92685, 98196, 101528, 108780, 114562, 122745, 123580, 126910, 129759, 140280, 148296, 152292, 163660, 171843, 173012, 185370, 190365, 196392, 216265, 217560, 229124, 245490, 247160, 253820, 259518, 286405, 302771, 304584, 327320, 343686, 346024, 370740, 380730, 432530, 458248, 490980, 507640, 519036, 572810, 605542, 648795, 687372, 741480, 761460, 859215, 865060, 908313, 981960, 1038072, 1145620, 1211084, 1297590, 1374744, 1513855, 1522920, 1718430, 1730120, 1816626, 2119397, 2291240, 2422168, 2595180, 3027710, 3436860, 3633252, 4238794, 4541565, 5190360, 6055420, 6358191, 6873720, 7266504, 8477588, 9083130, 10596985, 12110840, 12716382, 16955176, 18166260, 21193970, 25432764, 31790955, 36332520, 42387940, 50865528, 63581910, 84775880, 127163820, 254327640]

約数ペア:

[(1, 254327640), (2, 127163820), (3, 84775880), (4, 63581910), (5, 50865528), (6, 42387940), (7, 36332520), (8, 31790955), (10, 25432764), (12, 21193970), (14, 18166260), (15, 16955176), (20, 12716382), (21, 12110840), (24, 10596985), (28, 9083130), (30, 8477588), (35, 7266504), (37, 6873720), (40, 6358191), (42, 6055420), (49, 5190360), (56, 4541565), (60, 4238794), (70, 3633252), (74, 3436860), (84, 3027710), (98, 2595180), (105, 2422168), (111, 2291240), (120, 2119397), (140, 1816626), (147, 1730120), (148, 1718430), (167, 1522920), (168, 1513855), (185, 1374744), (196, 1297590), (210, 1211084), (222, 1145620), (245, 1038072), (259, 981960), (280, 908313), (294, 865060), (296, 859215), (334, 761460), (343, 741480), (370, 687372), (392, 648795), (420, 605542), (444, 572810), (490, 519036), (501, 507640), (518, 490980), (555, 458248), (588, 432530), (668, 380730), (686, 370740), (735, 346024), (740, 343686), (777, 327320), (835, 304584), (840, 302771), (888, 286405), (980, 259518), (1002, 253820), (1029, 247160), (1036, 245490), (1110, 229124), (1169, 217560), (1176, 216265), (1295, 196392), (1336, 190365), (1372, 185370), (1470, 173012), (1480, 171843), (1554, 163660), (1670, 152292), (1715, 148296), (1813, 140280), (1960, 129759), (2004, 126910), (2058, 123580), (2072, 122745), (2220, 114562), (2338, 108780), (2505, 101528), (2590, 98196), (2744, 92685), (2940, 86506), (3108, 81830), (3340, 76146), (3430, 74148), (3507, 72520), (3626, 70140), (3885, 65464), (4008, 63455), (4116, 61790), (4440, 57281), (4676, 54390), (5010, 50764), (5145, 49432), (5180, 49098), (5439, 46760), (5845, 43512), (5880, 43253), (6179, 41160), (6216, 40915), (6680, 38073), (6860, 37074), (7014, 36260), (7252, 35070), (7770, 32732), (8183, 31080), (8232, 30895), (9065, 28056), (9352, 27195), (10020, 25382), (10290, 24716), (10360, 24549), (10878, 23380), (11690, 21756), (12358, 20580), (12691, 20040), (13720, 18537), (14028, 18130), (14504, 17535), (15540, 16366)]