90997920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4861}}^1$

素因数の和:4895

約数の個数: 144

約数和(自身を含む): 334486152

約数和(自身を除く): 243488232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 4861, 6240, 9360, 9722, 14583, 18720, 19444, 24305, 29166, 38888, 43749, 48610, 58332, 63193, 72915, 77776, 87498, 97220, 116664, 126386, 145830, 155552, 174996, 189579, 194440, 218745, 233328, 252772, 291660, 315965, 349992, 379158, 388880, 437490, 466656, 505544, 568737, 583320, 631930, 699984, 758316, 777760, 874980, 947895, 1011088, 1137474, 1166640, 1263860, 1399968, 1516632, 1749960, 1895790, 2022176, 2274948, 2333280, 2527720, 2843685, 3033264, 3499920, 3791580, 4549896, 5055440, 5687370, 6066528, 6999840, 7583160, 9099792, 10110880, 11374740, 15166320, 18199584, 22749480, 30332640, 45498960, 90997920]

約数ペア:

[(1, 90997920), (2, 45498960), (3, 30332640), (4, 22749480), (5, 18199584), (6, 15166320), (8, 11374740), (9, 10110880), (10, 9099792), (12, 7583160), (13, 6999840), (15, 6066528), (16, 5687370), (18, 5055440), (20, 4549896), (24, 3791580), (26, 3499920), (30, 3033264), (32, 2843685), (36, 2527720), (39, 2333280), (40, 2274948), (45, 2022176), (48, 1895790), (52, 1749960), (60, 1516632), (65, 1399968), (72, 1263860), (78, 1166640), (80, 1137474), (90, 1011088), (96, 947895), (104, 874980), (117, 777760), (120, 758316), (130, 699984), (144, 631930), (156, 583320), (160, 568737), (180, 505544), (195, 466656), (208, 437490), (234, 388880), (240, 379158), (260, 349992), (288, 315965), (312, 291660), (360, 252772), (390, 233328), (416, 218745), (468, 194440), (480, 189579), (520, 174996), (585, 155552), (624, 145830), (720, 126386), (780, 116664), (936, 97220), (1040, 87498), (1170, 77776), (1248, 72915), (1440, 63193), (1560, 58332), (1872, 48610), (2080, 43749), (2340, 38888), (3120, 29166), (3744, 24305), (4680, 19444), (4861, 18720), (6240, 14583), (9360, 9722)]