20189955840

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{63347}}^1$

素因数の和:63454

約数の個数: 144

約数和(自身を含む): 65259589248

約数和(自身を除く): 45069633408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 83, 96, 120, 128, 160, 166, 192, 240, 249, 256, 320, 332, 384, 415, 480, 498, 640, 664, 768, 830, 960, 996, 1245, 1280, 1328, 1660, 1920, 1992, 2490, 2656, 3320, 3840, 3984, 4980, 5312, 6640, 7968, 9960, 10624, 13280, 15936, 19920, 21248, 26560, 31872, 39840, 53120, 63347, 63744, 79680, 106240, 126694, 159360, 190041, 253388, 316735, 318720, 380082, 506776, 633470, 760164, 950205, 1013552, 1266940, 1520328, 1900410, 2027104, 2533880, 3040656, 3800820, 4054208, 5067760, 5257801, 6081312, 7601640, 8108416, 10135520, 10515602, 12162624, 15203280, 15773403, 16216832, 20271040, 21031204, 24325248, 26289005, 30406560, 31546806, 40542080, 42062408, 48650496, 52578010, 60813120, 63093612, 78867015, 81084160, 84124816, 105156020, 121626240, 126187224, 157734030, 168249632, 210312040, 243252480, 252374448, 315468060, 336499264, 420624080, 504748896, 630936120, 672998528, 841248160, 1009497792, 1261872240, 1345997056, 1682496320, 2018995584, 2523744480, 3364992640, 4037991168, 5047488960, 6729985280, 10094977920, 20189955840]

約数ペア:

[(1, 20189955840), (2, 10094977920), (3, 6729985280), (4, 5047488960), (5, 4037991168), (6, 3364992640), (8, 2523744480), (10, 2018995584), (12, 1682496320), (15, 1345997056), (16, 1261872240), (20, 1009497792), (24, 841248160), (30, 672998528), (32, 630936120), (40, 504748896), (48, 420624080), (60, 336499264), (64, 315468060), (80, 252374448), (83, 243252480), (96, 210312040), (120, 168249632), (128, 157734030), (160, 126187224), (166, 121626240), (192, 105156020), (240, 84124816), (249, 81084160), (256, 78867015), (320, 63093612), (332, 60813120), (384, 52578010), (415, 48650496), (480, 42062408), (498, 40542080), (640, 31546806), (664, 30406560), (768, 26289005), (830, 24325248), (960, 21031204), (996, 20271040), (1245, 16216832), (1280, 15773403), (1328, 15203280), (1660, 12162624), (1920, 10515602), (1992, 10135520), (2490, 8108416), (2656, 7601640), (3320, 6081312), (3840, 5257801), (3984, 5067760), (4980, 4054208), (5312, 3800820), (6640, 3040656), (7968, 2533880), (9960, 2027104), (10624, 1900410), (13280, 1520328), (15936, 1266940), (19920, 1013552), (21248, 950205), (26560, 760164), (31872, 633470), (39840, 506776), (53120, 380082), (63347, 318720), (63744, 316735), (79680, 253388), (106240, 190041), (126694, 159360)]