247902120

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4027}}^1$

素因数の和:4069

約数の個数: 160

約数和(自身を含む): 877298400

約数和(自身を除く): 629396280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1368, 1539, 1620, 1710, 2052, 2280, 2565, 3078, 3240, 3420, 4027, 4104, 5130, 6156, 6840, 7695, 8054, 10260, 12081, 12312, 15390, 16108, 20135, 20520, 24162, 30780, 32216, 36243, 40270, 48324, 60405, 61560, 72486, 76513, 80540, 96648, 108729, 120810, 144972, 153026, 161080, 181215, 217458, 229539, 241620, 289944, 306052, 326187, 362430, 382565, 434916, 459078, 483240, 543645, 612104, 652374, 688617, 724860, 765130, 869832, 918156, 1087290, 1147695, 1304748, 1377234, 1449720, 1530260, 1630935, 1836312, 2065851, 2174580, 2295390, 2609496, 2754468, 3060520, 3261870, 3443085, 4131702, 4349160, 4590780, 5508936, 6197553, 6523740, 6886170, 8263404, 9181560, 10329255, 12395106, 13047480, 13772340, 16526808, 20658510, 24790212, 27544680, 30987765, 41317020, 49580424, 61975530, 82634040, 123951060, 247902120]

約数ペア:

[(1, 247902120), (2, 123951060), (3, 82634040), (4, 61975530), (5, 49580424), (6, 41317020), (8, 30987765), (9, 27544680), (10, 24790212), (12, 20658510), (15, 16526808), (18, 13772340), (19, 13047480), (20, 12395106), (24, 10329255), (27, 9181560), (30, 8263404), (36, 6886170), (38, 6523740), (40, 6197553), (45, 5508936), (54, 4590780), (57, 4349160), (60, 4131702), (72, 3443085), (76, 3261870), (81, 3060520), (90, 2754468), (95, 2609496), (108, 2295390), (114, 2174580), (120, 2065851), (135, 1836312), (152, 1630935), (162, 1530260), (171, 1449720), (180, 1377234), (190, 1304748), (216, 1147695), (228, 1087290), (270, 918156), (285, 869832), (324, 765130), (342, 724860), (360, 688617), (380, 652374), (405, 612104), (456, 543645), (513, 483240), (540, 459078), (570, 434916), (648, 382565), (684, 362430), (760, 326187), (810, 306052), (855, 289944), (1026, 241620), (1080, 229539), (1140, 217458), (1368, 181215), (1539, 161080), (1620, 153026), (1710, 144972), (2052, 120810), (2280, 108729), (2565, 96648), (3078, 80540), (3240, 76513), (3420, 72486), (4027, 61560), (4104, 60405), (5130, 48324), (6156, 40270), (6840, 36243), (7695, 32216), (8054, 30780), (10260, 24162), (12081, 20520), (12312, 20135), (15390, 16108)]