1866716880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{661}}^1$

素因数の和:766

約数の個数: 240

約数和(自身を含む): 6789005952

約数和(自身を除く): 4922289072

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 105, 112, 120, 123, 140, 164, 168, 205, 210, 240, 246, 280, 287, 328, 336, 410, 420, 492, 560, 574, 615, 656, 661, 820, 840, 861, 984, 1148, 1230, 1322, 1435, 1640, 1680, 1681, 1722, 1968, 1983, 2296, 2460, 2644, 2870, 3280, 3305, 3362, 3444, 3966, 4305, 4592, 4627, 4920, 5043, 5288, 5740, 6610, 6724, 6888, 7932, 8405, 8610, 9254, 9840, 9915, 10086, 10576, 11480, 11767, 13220, 13448, 13776, 13881, 15864, 16810, 17220, 18508, 19830, 20172, 22960, 23135, 23534, 25215, 26440, 26896, 27101, 27762, 31728, 33620, 34440, 35301, 37016, 39660, 40344, 46270, 47068, 50430, 52880, 54202, 55524, 58835, 67240, 68880, 69405, 70602, 74032, 79320, 80688, 81303, 92540, 94136, 100860, 108404, 111048, 117670, 134480, 135505, 138810, 141204, 158640, 162606, 176505, 185080, 188272, 189707, 201720, 216808, 222096, 235340, 271010, 277620, 282408, 325212, 353010, 370160, 379414, 403440, 406515, 433616, 470680, 542020, 555240, 564816, 569121, 650424, 706020, 758828, 813030, 941360, 948535, 1084040, 1110480, 1111141, 1138242, 1300848, 1412040, 1517656, 1626060, 1897070, 2168080, 2222282, 2276484, 2824080, 2845605, 3035312, 3252120, 3333423, 3794140, 4444564, 4552968, 5555705, 5691210, 6504240, 6666846, 7588280, 7777987, 8889128, 9105936, 11111410, 11382420, 13333692, 15176560, 15555974, 16667115, 17778256, 22222820, 22764840, 23333961, 26667384, 31111948, 33334230, 38889935, 44445640, 45529680, 46667922, 53334768, 62223896, 66668460, 77779870, 88891280, 93335844, 116669805, 124447792, 133336920, 155559740, 186671688, 233339610, 266673840, 311119480, 373343376, 466679220, 622238960, 933358440, 1866716880]

約数ペア:

[(1, 1866716880), (2, 933358440), (3, 622238960), (4, 466679220), (5, 373343376), (6, 311119480), (7, 266673840), (8, 233339610), (10, 186671688), (12, 155559740), (14, 133336920), (15, 124447792), (16, 116669805), (20, 93335844), (21, 88891280), (24, 77779870), (28, 66668460), (30, 62223896), (35, 53334768), (40, 46667922), (41, 45529680), (42, 44445640), (48, 38889935), (56, 33334230), (60, 31111948), (70, 26667384), (80, 23333961), (82, 22764840), (84, 22222820), (105, 17778256), (112, 16667115), (120, 15555974), (123, 15176560), (140, 13333692), (164, 11382420), (168, 11111410), (205, 9105936), (210, 8889128), (240, 7777987), (246, 7588280), (280, 6666846), (287, 6504240), (328, 5691210), (336, 5555705), (410, 4552968), (420, 4444564), (492, 3794140), (560, 3333423), (574, 3252120), (615, 3035312), (656, 2845605), (661, 2824080), (820, 2276484), (840, 2222282), (861, 2168080), (984, 1897070), (1148, 1626060), (1230, 1517656), (1322, 1412040), (1435, 1300848), (1640, 1138242), (1680, 1111141), (1681, 1110480), (1722, 1084040), (1968, 948535), (1983, 941360), (2296, 813030), (2460, 758828), (2644, 706020), (2870, 650424), (3280, 569121), (3305, 564816), (3362, 555240), (3444, 542020), (3966, 470680), (4305, 433616), (4592, 406515), (4627, 403440), (4920, 379414), (5043, 370160), (5288, 353010), (5740, 325212), (6610, 282408), (6724, 277620), (6888, 271010), (7932, 235340), (8405, 222096), (8610, 216808), (9254, 201720), (9840, 189707), (9915, 188272), (10086, 185080), (10576, 176505), (11480, 162606), (11767, 158640), (13220, 141204), (13448, 138810), (13776, 135505), (13881, 134480), (15864, 117670), (16810, 111048), (17220, 108404), (18508, 100860), (19830, 94136), (20172, 92540), (22960, 81303), (23135, 80688), (23534, 79320), (25215, 74032), (26440, 70602), (26896, 69405), (27101, 68880), (27762, 67240), (31728, 58835), (33620, 55524), (34440, 54202), (35301, 52880), (37016, 50430), (39660, 47068), (40344, 46270)]