19158480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:130

約数の個数: 240

約数和(自身を含む): 73120320

約数和(自身を除く): 53961840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 41, 44, 45, 48, 55, 59, 60, 66, 72, 80, 82, 88, 90, 99, 110, 118, 120, 123, 132, 144, 164, 165, 176, 177, 180, 198, 205, 220, 236, 240, 246, 264, 295, 328, 330, 354, 360, 369, 396, 410, 440, 451, 472, 492, 495, 528, 531, 590, 615, 649, 656, 660, 708, 720, 738, 792, 820, 880, 885, 902, 944, 984, 990, 1062, 1180, 1230, 1298, 1320, 1353, 1416, 1476, 1584, 1640, 1770, 1804, 1845, 1947, 1968, 1980, 2124, 2255, 2360, 2419, 2460, 2596, 2640, 2655, 2706, 2832, 2952, 3245, 3280, 3540, 3608, 3690, 3894, 3960, 4059, 4248, 4510, 4720, 4838, 4920, 5192, 5310, 5412, 5841, 5904, 6490, 6765, 7080, 7216, 7257, 7380, 7788, 7920, 8118, 8496, 9020, 9676, 9735, 9840, 10384, 10620, 10824, 11682, 12095, 12980, 13530, 14160, 14514, 14760, 15576, 16236, 18040, 19352, 19470, 20295, 21240, 21648, 21771, 23364, 24190, 25960, 26609, 27060, 29028, 29205, 29520, 31152, 32472, 36080, 36285, 38704, 38940, 40590, 42480, 43542, 46728, 48380, 51920, 53218, 54120, 58056, 58410, 64944, 72570, 77880, 79827, 81180, 87084, 93456, 96760, 106436, 108240, 108855, 116112, 116820, 133045, 145140, 155760, 159654, 162360, 174168, 193520, 212872, 217710, 233640, 239481, 266090, 290280, 319308, 324720, 348336, 399135, 425744, 435420, 467280, 478962, 532180, 580560, 638616, 798270, 870840, 957924, 1064360, 1197405, 1277232, 1596540, 1741680, 1915848, 2128720, 2394810, 3193080, 3831696, 4789620, 6386160, 9579240, 19158480]

約数ペア:

[(1, 19158480), (2, 9579240), (3, 6386160), (4, 4789620), (5, 3831696), (6, 3193080), (8, 2394810), (9, 2128720), (10, 1915848), (11, 1741680), (12, 1596540), (15, 1277232), (16, 1197405), (18, 1064360), (20, 957924), (22, 870840), (24, 798270), (30, 638616), (33, 580560), (36, 532180), (40, 478962), (41, 467280), (44, 435420), (45, 425744), (48, 399135), (55, 348336), (59, 324720), (60, 319308), (66, 290280), (72, 266090), (80, 239481), (82, 233640), (88, 217710), (90, 212872), (99, 193520), (110, 174168), (118, 162360), (120, 159654), (123, 155760), (132, 145140), (144, 133045), (164, 116820), (165, 116112), (176, 108855), (177, 108240), (180, 106436), (198, 96760), (205, 93456), (220, 87084), (236, 81180), (240, 79827), (246, 77880), (264, 72570), (295, 64944), (328, 58410), (330, 58056), (354, 54120), (360, 53218), (369, 51920), (396, 48380), (410, 46728), (440, 43542), (451, 42480), (472, 40590), (492, 38940), (495, 38704), (528, 36285), (531, 36080), (590, 32472), (615, 31152), (649, 29520), (656, 29205), (660, 29028), (708, 27060), (720, 26609), (738, 25960), (792, 24190), (820, 23364), (880, 21771), (885, 21648), (902, 21240), (944, 20295), (984, 19470), (990, 19352), (1062, 18040), (1180, 16236), (1230, 15576), (1298, 14760), (1320, 14514), (1353, 14160), (1416, 13530), (1476, 12980), (1584, 12095), (1640, 11682), (1770, 10824), (1804, 10620), (1845, 10384), (1947, 9840), (1968, 9735), (1980, 9676), (2124, 9020), (2255, 8496), (2360, 8118), (2419, 7920), (2460, 7788), (2596, 7380), (2640, 7257), (2655, 7216), (2706, 7080), (2832, 6765), (2952, 6490), (3245, 5904), (3280, 5841), (3540, 5412), (3608, 5310), (3690, 5192), (3894, 4920), (3960, 4838), (4059, 4720), (4248, 4510)]