191017440

素因数分解:

$2^5\times 3^5\times 5^1\times {\mathrm{17}}^3$

素因数の和:81

約数の個数: 288

約数和(自身を含む): 718230240

約数和(自身を除く): 527212800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 27, 30, 32, 34, 36, 40, 45, 48, 51, 54, 60, 68, 72, 80, 81, 85, 90, 96, 102, 108, 120, 135, 136, 144, 153, 160, 162, 170, 180, 204, 216, 240, 243, 255, 270, 272, 288, 289, 306, 324, 340, 360, 405, 408, 432, 459, 480, 486, 510, 540, 544, 578, 612, 648, 680, 720, 765, 810, 816, 864, 867, 918, 972, 1020, 1080, 1156, 1215, 1224, 1296, 1360, 1377, 1440, 1445, 1530, 1620, 1632, 1734, 1836, 1944, 2040, 2160, 2295, 2312, 2430, 2448, 2592, 2601, 2720, 2754, 2890, 3060, 3240, 3468, 3672, 3888, 4080, 4131, 4320, 4335, 4590, 4624, 4860, 4896, 4913, 5202, 5508, 5780, 6120, 6480, 6885, 6936, 7344, 7776, 7803, 8160, 8262, 8670, 9180, 9248, 9720, 9826, 10404, 11016, 11560, 12240, 12960, 13005, 13770, 13872, 14688, 14739, 15606, 16524, 17340, 18360, 19440, 19652, 20655, 20808, 22032, 23120, 23409, 24480, 24565, 26010, 27540, 27744, 29478, 31212, 33048, 34680, 36720, 38880, 39015, 39304, 41310, 41616, 44064, 44217, 46240, 46818, 49130, 52020, 55080, 58956, 62424, 66096, 69360, 70227, 73440, 73695, 78030, 78608, 82620, 83232, 88434, 93636, 98260, 104040, 110160, 117045, 117912, 124848, 132192, 132651, 138720, 140454, 147390, 156060, 157216, 165240, 176868, 187272, 196520, 208080, 220320, 221085, 234090, 235824, 249696, 265302, 280908, 294780, 312120, 330480, 351135, 353736, 374544, 393040, 397953, 416160, 442170, 468180, 471648, 530604, 561816, 589560, 624240, 660960, 663255, 702270, 707472, 749088, 786080, 795906, 884340, 936360, 1061208, 1123632, 1179120, 1193859, 1248480, 1326510, 1404540, 1414944, 1591812, 1768680, 1872720, 1989765, 2122416, 2247264, 2358240, 2387718, 2653020, 2809080, 3183624, 3537360, 3745440, 3979530, 4244832, 4775436, 5306040, 5618160, 5969295, 6367248, 7074720, 7959060, 9550872, 10612080, 11236320, 11938590, 12734496, 15918120, 19101744, 21224160, 23877180, 31836240, 38203488, 47754360, 63672480, 95508720, 191017440]

約数ペア:

[(1, 191017440), (2, 95508720), (3, 63672480), (4, 47754360), (5, 38203488), (6, 31836240), (8, 23877180), (9, 21224160), (10, 19101744), (12, 15918120), (15, 12734496), (16, 11938590), (17, 11236320), (18, 10612080), (20, 9550872), (24, 7959060), (27, 7074720), (30, 6367248), (32, 5969295), (34, 5618160), (36, 5306040), (40, 4775436), (45, 4244832), (48, 3979530), (51, 3745440), (54, 3537360), (60, 3183624), (68, 2809080), (72, 2653020), (80, 2387718), (81, 2358240), (85, 2247264), (90, 2122416), (96, 1989765), (102, 1872720), (108, 1768680), (120, 1591812), (135, 1414944), (136, 1404540), (144, 1326510), (153, 1248480), (160, 1193859), (162, 1179120), (170, 1123632), (180, 1061208), (204, 936360), (216, 884340), (240, 795906), (243, 786080), (255, 749088), (270, 707472), (272, 702270), (288, 663255), (289, 660960), (306, 624240), (324, 589560), (340, 561816), (360, 530604), (405, 471648), (408, 468180), (432, 442170), (459, 416160), (480, 397953), (486, 393040), (510, 374544), (540, 353736), (544, 351135), (578, 330480), (612, 312120), (648, 294780), (680, 280908), (720, 265302), (765, 249696), (810, 235824), (816, 234090), (864, 221085), (867, 220320), (918, 208080), (972, 196520), (1020, 187272), (1080, 176868), (1156, 165240), (1215, 157216), (1224, 156060), (1296, 147390), (1360, 140454), (1377, 138720), (1440, 132651), (1445, 132192), (1530, 124848), (1620, 117912), (1632, 117045), (1734, 110160), (1836, 104040), (1944, 98260), (2040, 93636), (2160, 88434), (2295, 83232), (2312, 82620), (2430, 78608), (2448, 78030), (2592, 73695), (2601, 73440), (2720, 70227), (2754, 69360), (2890, 66096), (3060, 62424), (3240, 58956), (3468, 55080), (3672, 52020), (3888, 49130), (4080, 46818), (4131, 46240), (4320, 44217), (4335, 44064), (4590, 41616), (4624, 41310), (4860, 39304), (4896, 39015), (4913, 38880), (5202, 36720), (5508, 34680), (5780, 33048), (6120, 31212), (6480, 29478), (6885, 27744), (6936, 27540), (7344, 26010), (7776, 24565), (7803, 24480), (8160, 23409), (8262, 23120), (8670, 22032), (9180, 20808), (9248, 20655), (9720, 19652), (9826, 19440), (10404, 18360), (11016, 17340), (11560, 16524), (12240, 15606), (12960, 14739), (13005, 14688), (13770, 13872)]