203979060

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^2$

素因数の和:137

約数の個数: 216

約数和(自身を含む): 690100320

約数和(自身を除く): 486121260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 47, 54, 57, 60, 76, 81, 90, 94, 95, 108, 114, 135, 141, 162, 171, 180, 188, 190, 228, 235, 243, 270, 282, 285, 324, 342, 380, 405, 423, 470, 486, 513, 540, 564, 570, 684, 705, 810, 846, 855, 893, 940, 972, 1026, 1140, 1215, 1269, 1410, 1539, 1620, 1692, 1710, 1786, 2052, 2115, 2209, 2430, 2538, 2565, 2679, 2820, 3078, 3420, 3572, 3807, 4230, 4418, 4465, 4617, 4860, 5076, 5130, 5358, 6156, 6345, 6627, 7614, 7695, 8037, 8460, 8836, 8930, 9234, 10260, 10716, 11045, 11421, 12690, 13254, 13395, 15228, 15390, 16074, 17860, 18468, 19035, 19881, 22090, 22842, 23085, 24111, 25380, 26508, 26790, 30780, 32148, 33135, 38070, 39762, 40185, 41971, 44180, 45684, 46170, 48222, 53580, 57105, 59643, 66270, 72333, 76140, 79524, 80370, 83942, 92340, 96444, 99405, 114210, 119286, 120555, 125913, 132540, 144666, 160740, 167884, 178929, 198810, 209855, 216999, 228420, 238572, 241110, 251826, 289332, 298215, 357858, 361665, 377739, 397620, 419710, 433998, 482220, 503652, 536787, 596430, 629565, 715716, 723330, 755478, 839420, 867996, 894645, 1073574, 1084995, 1133217, 1192860, 1259130, 1446660, 1510956, 1789290, 1888695, 2147148, 2169990, 2266434, 2518260, 2683935, 3399651, 3578580, 3777390, 4339980, 4532868, 5367870, 5666085, 6799302, 7554780, 10198953, 10735740, 11332170, 13598604, 16998255, 20397906, 22664340, 33996510, 40795812, 50994765, 67993020, 101989530, 203979060]

約数ペア:

[(1, 203979060), (2, 101989530), (3, 67993020), (4, 50994765), (5, 40795812), (6, 33996510), (9, 22664340), (10, 20397906), (12, 16998255), (15, 13598604), (18, 11332170), (19, 10735740), (20, 10198953), (27, 7554780), (30, 6799302), (36, 5666085), (38, 5367870), (45, 4532868), (47, 4339980), (54, 3777390), (57, 3578580), (60, 3399651), (76, 2683935), (81, 2518260), (90, 2266434), (94, 2169990), (95, 2147148), (108, 1888695), (114, 1789290), (135, 1510956), (141, 1446660), (162, 1259130), (171, 1192860), (180, 1133217), (188, 1084995), (190, 1073574), (228, 894645), (235, 867996), (243, 839420), (270, 755478), (282, 723330), (285, 715716), (324, 629565), (342, 596430), (380, 536787), (405, 503652), (423, 482220), (470, 433998), (486, 419710), (513, 397620), (540, 377739), (564, 361665), (570, 357858), (684, 298215), (705, 289332), (810, 251826), (846, 241110), (855, 238572), (893, 228420), (940, 216999), (972, 209855), (1026, 198810), (1140, 178929), (1215, 167884), (1269, 160740), (1410, 144666), (1539, 132540), (1620, 125913), (1692, 120555), (1710, 119286), (1786, 114210), (2052, 99405), (2115, 96444), (2209, 92340), (2430, 83942), (2538, 80370), (2565, 79524), (2679, 76140), (2820, 72333), (3078, 66270), (3420, 59643), (3572, 57105), (3807, 53580), (4230, 48222), (4418, 46170), (4465, 45684), (4617, 44180), (4860, 41971), (5076, 40185), (5130, 39762), (5358, 38070), (6156, 33135), (6345, 32148), (6627, 30780), (7614, 26790), (7695, 26508), (8037, 25380), (8460, 24111), (8836, 23085), (8930, 22842), (9234, 22090), (10260, 19881), (10716, 19035), (11045, 18468), (11421, 17860), (12690, 16074), (13254, 15390), (13395, 15228)]