155377440

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{631}}^1$

素因数の和:677

約数の個数: 240

約数和(自身を含む): 578128320

約数和(自身を除く): 422750880

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, 631, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1140, 1262, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 1893, 2052, 2160, 2280, 2524, 2565, 2592, 2736, 3040, 3078, 3155, 3240, 3420, 3786, 4104, 4320, 4560, 5048, 5130, 5472, 5679, 6156, 6310, 6480, 6840, 7572, 7695, 8208, 9120, 9465, 10096, 10260, 11358, 11989, 12312, 12620, 12960, 13680, 15144, 15390, 16416, 17037, 18930, 20192, 20520, 22716, 23978, 24624, 25240, 27360, 28395, 30288, 30780, 34074, 35967, 37860, 41040, 45432, 47956, 49248, 50480, 51111, 56790, 59945, 60576, 61560, 68148, 71934, 75720, 82080, 85185, 90864, 95912, 100960, 102222, 107901, 113580, 119890, 123120, 136296, 143868, 151440, 170370, 179835, 181728, 191824, 204444, 215802, 227160, 239780, 246240, 255555, 272592, 287736, 302880, 323703, 340740, 359670, 383648, 408888, 431604, 454320, 479560, 511110, 539505, 545184, 575472, 647406, 681480, 719340, 817776, 863208, 908640, 959120, 971109, 1022220, 1079010, 1150944, 1294812, 1362960, 1438680, 1618515, 1635552, 1726416, 1918240, 1942218, 2044440, 2158020, 2589624, 2725920, 2877360, 3237030, 3452832, 3884436, 4088880, 4316040, 4855545, 5179248, 5754720, 6474060, 7768872, 8177760, 8632080, 9711090, 10358496, 12948120, 15537744, 17264160, 19422180, 25896240, 31075488, 38844360, 51792480, 77688720, 155377440]

約数ペア:

[(1, 155377440), (2, 77688720), (3, 51792480), (4, 38844360), (5, 31075488), (6, 25896240), (8, 19422180), (9, 17264160), (10, 15537744), (12, 12948120), (15, 10358496), (16, 9711090), (18, 8632080), (19, 8177760), (20, 7768872), (24, 6474060), (27, 5754720), (30, 5179248), (32, 4855545), (36, 4316040), (38, 4088880), (40, 3884436), (45, 3452832), (48, 3237030), (54, 2877360), (57, 2725920), (60, 2589624), (72, 2158020), (76, 2044440), (80, 1942218), (81, 1918240), (90, 1726416), (95, 1635552), (96, 1618515), (108, 1438680), (114, 1362960), (120, 1294812), (135, 1150944), (144, 1079010), (152, 1022220), (160, 971109), (162, 959120), (171, 908640), (180, 863208), (190, 817776), (216, 719340), (228, 681480), (240, 647406), (270, 575472), (285, 545184), (288, 539505), (304, 511110), (324, 479560), (342, 454320), (360, 431604), (380, 408888), (405, 383648), (432, 359670), (456, 340740), (480, 323703), (513, 302880), (540, 287736), (570, 272592), (608, 255555), (631, 246240), (648, 239780), (684, 227160), (720, 215802), (760, 204444), (810, 191824), (855, 181728), (864, 179835), (912, 170370), (1026, 151440), (1080, 143868), (1140, 136296), (1262, 123120), (1296, 119890), (1368, 113580), (1440, 107901), (1520, 102222), (1539, 100960), (1620, 95912), (1710, 90864), (1824, 85185), (1893, 82080), (2052, 75720), (2160, 71934), (2280, 68148), (2524, 61560), (2565, 60576), (2592, 59945), (2736, 56790), (3040, 51111), (3078, 50480), (3155, 49248), (3240, 47956), (3420, 45432), (3786, 41040), (4104, 37860), (4320, 35967), (4560, 34074), (5048, 30780), (5130, 30288), (5472, 28395), (5679, 27360), (6156, 25240), (6310, 24624), (6480, 23978), (6840, 22716), (7572, 20520), (7695, 20192), (8208, 18930), (9120, 17037), (9465, 16416), (10096, 15390), (10260, 15144), (11358, 13680), (11989, 12960), (12312, 12620)]