1286572320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{81223}}^1$

素因数の和:81255

約数の個数: 144

約数和(自身を含む): 4789616832

約数和(自身を除く): 3503044512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 96, 99, 110, 120, 132, 144, 160, 165, 176, 180, 198, 220, 240, 264, 288, 330, 352, 360, 396, 440, 480, 495, 528, 660, 720, 792, 880, 990, 1056, 1320, 1440, 1584, 1760, 1980, 2640, 3168, 3960, 5280, 7920, 15840, 81223, 162446, 243669, 324892, 406115, 487338, 649784, 731007, 812230, 893453, 974676, 1218345, 1299568, 1462014, 1624460, 1786906, 1949352, 2436690, 2599136, 2680359, 2924028, 3248920, 3573812, 3655035, 3898704, 4467265, 4873380, 5360718, 5848056, 6497840, 7147624, 7310070, 7797408, 8041077, 8934530, 9746760, 10721436, 11696112, 12995680, 13401795, 14295248, 14620140, 16082154, 17869060, 19493520, 21442872, 23392224, 26803590, 28590496, 29240280, 32164308, 35738120, 38987040, 40205385, 42885744, 53607180, 58480560, 64328616, 71476240, 80410770, 85771488, 107214360, 116961120, 128657232, 142952480, 160821540, 214428720, 257314464, 321643080, 428857440, 643286160, 1286572320]

約数ペア:

[(1, 1286572320), (2, 643286160), (3, 428857440), (4, 321643080), (5, 257314464), (6, 214428720), (8, 160821540), (9, 142952480), (10, 128657232), (11, 116961120), (12, 107214360), (15, 85771488), (16, 80410770), (18, 71476240), (20, 64328616), (22, 58480560), (24, 53607180), (30, 42885744), (32, 40205385), (33, 38987040), (36, 35738120), (40, 32164308), (44, 29240280), (45, 28590496), (48, 26803590), (55, 23392224), (60, 21442872), (66, 19493520), (72, 17869060), (80, 16082154), (88, 14620140), (90, 14295248), (96, 13401795), (99, 12995680), (110, 11696112), (120, 10721436), (132, 9746760), (144, 8934530), (160, 8041077), (165, 7797408), (176, 7310070), (180, 7147624), (198, 6497840), (220, 5848056), (240, 5360718), (264, 4873380), (288, 4467265), (330, 3898704), (352, 3655035), (360, 3573812), (396, 3248920), (440, 2924028), (480, 2680359), (495, 2599136), (528, 2436690), (660, 1949352), (720, 1786906), (792, 1624460), (880, 1462014), (990, 1299568), (1056, 1218345), (1320, 974676), (1440, 893453), (1584, 812230), (1760, 731007), (1980, 649784), (2640, 487338), (3168, 406115), (3960, 324892), (5280, 243669), (7920, 162446), (15840, 81223)]