20193659520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{1789}}^1\times {\mathrm{5879}}^1$

素因数の和:7690

約数の個数: 128

約数和(自身を含む): 64414224000

約数和(自身を除く): 44220564480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1789, 1920, 3578, 5367, 5879, 7156, 8945, 10734, 11758, 14312, 17637, 17890, 21468, 23516, 26835, 28624, 29395, 35274, 35780, 42936, 47032, 53670, 57248, 58790, 70548, 71560, 85872, 88185, 94064, 107340, 114496, 117580, 141096, 143120, 171744, 176370, 188128, 214680, 228992, 235160, 282192, 286240, 343488, 352740, 376256, 429360, 470320, 564384, 572480, 686976, 705480, 752512, 858720, 940640, 1128768, 1144960, 1410960, 1717440, 1881280, 2257536, 2821920, 3434880, 3762560, 5643840, 10517531, 11287680, 21035062, 31552593, 42070124, 52587655, 63105186, 84140248, 105175310, 126210372, 157762965, 168280496, 210350620, 252420744, 315525930, 336560992, 420701240, 504841488, 631051860, 673121984, 841402480, 1009682976, 1262103720, 1346243968, 1682804960, 2019365952, 2524207440, 3365609920, 4038731904, 5048414880, 6731219840, 10096829760, 20193659520]

約数ペア:

[(1, 20193659520), (2, 10096829760), (3, 6731219840), (4, 5048414880), (5, 4038731904), (6, 3365609920), (8, 2524207440), (10, 2019365952), (12, 1682804960), (15, 1346243968), (16, 1262103720), (20, 1009682976), (24, 841402480), (30, 673121984), (32, 631051860), (40, 504841488), (48, 420701240), (60, 336560992), (64, 315525930), (80, 252420744), (96, 210350620), (120, 168280496), (128, 157762965), (160, 126210372), (192, 105175310), (240, 84140248), (320, 63105186), (384, 52587655), (480, 42070124), (640, 31552593), (960, 21035062), (1789, 11287680), (1920, 10517531), (3578, 5643840), (5367, 3762560), (5879, 3434880), (7156, 2821920), (8945, 2257536), (10734, 1881280), (11758, 1717440), (14312, 1410960), (17637, 1144960), (17890, 1128768), (21468, 940640), (23516, 858720), (26835, 752512), (28624, 705480), (29395, 686976), (35274, 572480), (35780, 564384), (42936, 470320), (47032, 429360), (53670, 376256), (57248, 352740), (58790, 343488), (70548, 286240), (71560, 282192), (85872, 235160), (88185, 228992), (94064, 214680), (107340, 188128), (114496, 176370), (117580, 171744), (141096, 143120)]