255227760

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{691}}^1$

素因数の和:738

約数の個数: 240

約数和(自身を含む): 937023360

約数和(自身を除く): 681795600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 108, 114, 120, 135, 144, 152, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 304, 324, 342, 360, 380, 405, 432, 456, 486, 513, 540, 570, 648, 684, 691, 720, 760, 810, 855, 912, 972, 1026, 1080, 1140, 1215, 1296, 1368, 1382, 1520, 1539, 1620, 1710, 1944, 2052, 2073, 2160, 2280, 2430, 2565, 2736, 2764, 3078, 3240, 3420, 3455, 3888, 4104, 4146, 4560, 4617, 4860, 5130, 5528, 6156, 6219, 6480, 6840, 6910, 7695, 8208, 8292, 9234, 9720, 10260, 10365, 11056, 12312, 12438, 13129, 13680, 13820, 15390, 16584, 18468, 18657, 19440, 20520, 20730, 23085, 24624, 24876, 26258, 27640, 30780, 31095, 33168, 36936, 37314, 39387, 41040, 41460, 46170, 49752, 52516, 55280, 55971, 61560, 62190, 65645, 73872, 74628, 78774, 82920, 92340, 93285, 99504, 105032, 111942, 118161, 123120, 124380, 131290, 149256, 157548, 165840, 167913, 184680, 186570, 196935, 210064, 223884, 236322, 248760, 262580, 279855, 298512, 315096, 335826, 354483, 369360, 373140, 393870, 447768, 472644, 497520, 525160, 559710, 590805, 630192, 671652, 708966, 746280, 787740, 839565, 895536, 945288, 1050320, 1063449, 1119420, 1181610, 1343304, 1417932, 1492560, 1575480, 1679130, 1772415, 1890576, 2126898, 2238840, 2363220, 2686608, 2835864, 3150960, 3190347, 3358260, 3544830, 4253796, 4477680, 4726440, 5317245, 5671728, 6380694, 6716520, 7089660, 8507592, 9452880, 10634490, 12761388, 13433040, 14179320, 15951735, 17015184, 21268980, 25522776, 28358640, 31903470, 42537960, 51045552, 63806940, 85075920, 127613880, 255227760]

約数ペア:

[(1, 255227760), (2, 127613880), (3, 85075920), (4, 63806940), (5, 51045552), (6, 42537960), (8, 31903470), (9, 28358640), (10, 25522776), (12, 21268980), (15, 17015184), (16, 15951735), (18, 14179320), (19, 13433040), (20, 12761388), (24, 10634490), (27, 9452880), (30, 8507592), (36, 7089660), (38, 6716520), (40, 6380694), (45, 5671728), (48, 5317245), (54, 4726440), (57, 4477680), (60, 4253796), (72, 3544830), (76, 3358260), (80, 3190347), (81, 3150960), (90, 2835864), (95, 2686608), (108, 2363220), (114, 2238840), (120, 2126898), (135, 1890576), (144, 1772415), (152, 1679130), (162, 1575480), (171, 1492560), (180, 1417932), (190, 1343304), (216, 1181610), (228, 1119420), (240, 1063449), (243, 1050320), (270, 945288), (285, 895536), (304, 839565), (324, 787740), (342, 746280), (360, 708966), (380, 671652), (405, 630192), (432, 590805), (456, 559710), (486, 525160), (513, 497520), (540, 472644), (570, 447768), (648, 393870), (684, 373140), (691, 369360), (720, 354483), (760, 335826), (810, 315096), (855, 298512), (912, 279855), (972, 262580), (1026, 248760), (1080, 236322), (1140, 223884), (1215, 210064), (1296, 196935), (1368, 186570), (1382, 184680), (1520, 167913), (1539, 165840), (1620, 157548), (1710, 149256), (1944, 131290), (2052, 124380), (2073, 123120), (2160, 118161), (2280, 111942), (2430, 105032), (2565, 99504), (2736, 93285), (2764, 92340), (3078, 82920), (3240, 78774), (3420, 74628), (3455, 73872), (3888, 65645), (4104, 62190), (4146, 61560), (4560, 55971), (4617, 55280), (4860, 52516), (5130, 49752), (5528, 46170), (6156, 41460), (6219, 41040), (6480, 39387), (6840, 37314), (6910, 36936), (7695, 33168), (8208, 31095), (8292, 30780), (9234, 27640), (9720, 26258), (10260, 24876), (10365, 24624), (11056, 23085), (12312, 20730), (12438, 20520), (13129, 19440), (13680, 18657), (13820, 18468), (15390, 16584)]