19898707680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{60343}}^1$

素因数の和:60593

約数の個数: 144

約数和(自身を含む): 68201995680

約数和(自身を除く): 48303288000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 229, 240, 288, 360, 458, 480, 687, 720, 916, 1145, 1374, 1440, 1832, 2061, 2290, 2748, 3435, 3664, 4122, 4580, 5496, 6870, 7328, 8244, 9160, 10305, 10992, 13740, 16488, 18320, 20610, 21984, 27480, 32976, 36640, 41220, 54960, 60343, 65952, 82440, 109920, 120686, 164880, 181029, 241372, 301715, 329760, 362058, 482744, 543087, 603430, 724116, 905145, 965488, 1086174, 1206860, 1448232, 1810290, 1930976, 2172348, 2413720, 2715435, 2896464, 3620580, 4344696, 4827440, 5430870, 5792928, 7241160, 8689392, 9654880, 10861740, 13818547, 14482320, 17378784, 21723480, 27637094, 28964640, 41455641, 43446960, 55274188, 69092735, 82911282, 86893920, 110548376, 124366923, 138185470, 165822564, 207278205, 221096752, 248733846, 276370940, 331645128, 414556410, 442193504, 497467692, 552741880, 621834615, 663290256, 829112820, 994935384, 1105483760, 1243669230, 1326580512, 1658225640, 1989870768, 2210967520, 2487338460, 3316451280, 3979741536, 4974676920, 6632902560, 9949353840, 19898707680]

約数ペア:

[(1, 19898707680), (2, 9949353840), (3, 6632902560), (4, 4974676920), (5, 3979741536), (6, 3316451280), (8, 2487338460), (9, 2210967520), (10, 1989870768), (12, 1658225640), (15, 1326580512), (16, 1243669230), (18, 1105483760), (20, 994935384), (24, 829112820), (30, 663290256), (32, 621834615), (36, 552741880), (40, 497467692), (45, 442193504), (48, 414556410), (60, 331645128), (72, 276370940), (80, 248733846), (90, 221096752), (96, 207278205), (120, 165822564), (144, 138185470), (160, 124366923), (180, 110548376), (229, 86893920), (240, 82911282), (288, 69092735), (360, 55274188), (458, 43446960), (480, 41455641), (687, 28964640), (720, 27637094), (916, 21723480), (1145, 17378784), (1374, 14482320), (1440, 13818547), (1832, 10861740), (2061, 9654880), (2290, 8689392), (2748, 7241160), (3435, 5792928), (3664, 5430870), (4122, 4827440), (4580, 4344696), (5496, 3620580), (6870, 2896464), (7328, 2715435), (8244, 2413720), (9160, 2172348), (10305, 1930976), (10992, 1810290), (13740, 1448232), (16488, 1206860), (18320, 1086174), (20610, 965488), (21984, 905145), (27480, 724116), (32976, 603430), (36640, 543087), (41220, 482744), (54960, 362058), (60343, 329760), (65952, 301715), (82440, 241372), (109920, 181029), (120686, 164880)]