278004960

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1129}}^1$

素因数の和:1175

約数の個数: 240

約数和(自身を含む): 1033678800

約数和(自身を除く): 755673840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1129, 1140, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 2052, 2160, 2258, 2280, 2565, 2592, 2736, 3040, 3078, 3240, 3387, 3420, 4104, 4320, 4516, 4560, 5130, 5472, 5645, 6156, 6480, 6774, 6840, 7695, 8208, 9032, 9120, 10161, 10260, 11290, 12312, 12960, 13548, 13680, 15390, 16416, 16935, 18064, 20322, 20520, 21451, 22580, 24624, 27096, 27360, 30483, 30780, 33870, 36128, 40644, 41040, 42902, 45160, 49248, 50805, 54192, 60966, 61560, 64353, 67740, 81288, 82080, 85804, 90320, 91449, 101610, 107255, 108384, 121932, 123120, 128706, 135480, 152415, 162576, 171608, 180640, 182898, 193059, 203220, 214510, 243864, 246240, 257412, 270960, 304830, 321765, 325152, 343216, 365796, 386118, 406440, 429020, 457245, 487728, 514824, 541920, 579177, 609660, 643530, 686432, 731592, 772236, 812880, 858040, 914490, 965295, 975456, 1029648, 1158354, 1219320, 1287060, 1463184, 1544472, 1625760, 1716080, 1737531, 1828980, 1930590, 2059296, 2316708, 2438640, 2574120, 2895885, 2926368, 3088944, 3432160, 3475062, 3657960, 3861180, 4633416, 4877280, 5148240, 5791770, 6177888, 6950124, 7315920, 7722360, 8687655, 9266832, 10296480, 11583540, 13900248, 14631840, 15444720, 17375310, 18533664, 23167080, 27800496, 30889440, 34750620, 46334160, 55600992, 69501240, 92668320, 139002480, 278004960]

約数ペア:

[(1, 278004960), (2, 139002480), (3, 92668320), (4, 69501240), (5, 55600992), (6, 46334160), (8, 34750620), (9, 30889440), (10, 27800496), (12, 23167080), (15, 18533664), (16, 17375310), (18, 15444720), (19, 14631840), (20, 13900248), (24, 11583540), (27, 10296480), (30, 9266832), (32, 8687655), (36, 7722360), (38, 7315920), (40, 6950124), (45, 6177888), (48, 5791770), (54, 5148240), (57, 4877280), (60, 4633416), (72, 3861180), (76, 3657960), (80, 3475062), (81, 3432160), (90, 3088944), (95, 2926368), (96, 2895885), (108, 2574120), (114, 2438640), (120, 2316708), (135, 2059296), (144, 1930590), (152, 1828980), (160, 1737531), (162, 1716080), (171, 1625760), (180, 1544472), (190, 1463184), (216, 1287060), (228, 1219320), (240, 1158354), (270, 1029648), (285, 975456), (288, 965295), (304, 914490), (324, 858040), (342, 812880), (360, 772236), (380, 731592), (405, 686432), (432, 643530), (456, 609660), (480, 579177), (513, 541920), (540, 514824), (570, 487728), (608, 457245), (648, 429020), (684, 406440), (720, 386118), (760, 365796), (810, 343216), (855, 325152), (864, 321765), (912, 304830), (1026, 270960), (1080, 257412), (1129, 246240), (1140, 243864), (1296, 214510), (1368, 203220), (1440, 193059), (1520, 182898), (1539, 180640), (1620, 171608), (1710, 162576), (1824, 152415), (2052, 135480), (2160, 128706), (2258, 123120), (2280, 121932), (2565, 108384), (2592, 107255), (2736, 101610), (3040, 91449), (3078, 90320), (3240, 85804), (3387, 82080), (3420, 81288), (4104, 67740), (4320, 64353), (4516, 61560), (4560, 60966), (5130, 54192), (5472, 50805), (5645, 49248), (6156, 45160), (6480, 42902), (6774, 41040), (6840, 40644), (7695, 36128), (8208, 33870), (9032, 30780), (9120, 30483), (10161, 27360), (10260, 27096), (11290, 24624), (12312, 22580), (12960, 21451), (13548, 20520), (13680, 20322), (15390, 18064), (16416, 16935)]