20566397880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{12893}}^1$

素因数の和:13131

約数の個数: 256

約数和(自身を含む): 78725606400

約数和(自身を除く): 58159208520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 211, 216, 252, 270, 280, 315, 360, 378, 420, 422, 504, 540, 630, 633, 756, 840, 844, 945, 1055, 1080, 1260, 1266, 1477, 1512, 1688, 1890, 1899, 2110, 2520, 2532, 2954, 3165, 3780, 3798, 4220, 4431, 5064, 5697, 5908, 6330, 7385, 7560, 7596, 8440, 8862, 9495, 11394, 11816, 12660, 12893, 13293, 14770, 15192, 17724, 18990, 22155, 22788, 25320, 25786, 26586, 28485, 29540, 35448, 37980, 38679, 39879, 44310, 45576, 51572, 53172, 56970, 59080, 64465, 66465, 75960, 77358, 79758, 88620, 90251, 103144, 106344, 113940, 116037, 128930, 132930, 154716, 159516, 177240, 180502, 193395, 199395, 227880, 232074, 257860, 265860, 270753, 309432, 319032, 348111, 361004, 386790, 398790, 451255, 464148, 515720, 531720, 541506, 580185, 696222, 722008, 773580, 797580, 812259, 902510, 928296, 1083012, 1160370, 1353765, 1392444, 1547160, 1595160, 1624518, 1740555, 1805020, 2166024, 2320740, 2436777, 2707530, 2720423, 2784888, 3249036, 3481110, 3610040, 4061295, 4641480, 4873554, 5415060, 5440846, 6498072, 6962220, 8122590, 8161269, 9747108, 10830120, 10881692, 12183885, 13602115, 13924440, 16245180, 16322538, 19042961, 19494216, 21763384, 24367770, 24483807, 27204230, 32490360, 32645076, 38085922, 40806345, 48735540, 48967614, 54408460, 57128883, 65290152, 73451421, 76171844, 81612690, 95214805, 97471080, 97935228, 108816920, 114257766, 122419035, 146902842, 152343688, 163225380, 171386649, 190429610, 195870456, 228515532, 244838070, 285644415, 293805684, 326450760, 342773298, 367257105, 380859220, 457031064, 489676140, 514159947, 571288830, 587611368, 685546596, 734514210, 761718440, 856933245, 979352280, 1028319894, 1142577660, 1371093192, 1469028420, 1713866490, 2056639788, 2285155320, 2570799735, 2938056840, 3427732980, 4113279576, 5141599470, 6855465960, 10283198940, 20566397880]

約数ペア:

[(1, 20566397880), (2, 10283198940), (3, 6855465960), (4, 5141599470), (5, 4113279576), (6, 3427732980), (7, 2938056840), (8, 2570799735), (9, 2285155320), (10, 2056639788), (12, 1713866490), (14, 1469028420), (15, 1371093192), (18, 1142577660), (20, 1028319894), (21, 979352280), (24, 856933245), (27, 761718440), (28, 734514210), (30, 685546596), (35, 587611368), (36, 571288830), (40, 514159947), (42, 489676140), (45, 457031064), (54, 380859220), (56, 367257105), (60, 342773298), (63, 326450760), (70, 293805684), (72, 285644415), (84, 244838070), (90, 228515532), (105, 195870456), (108, 190429610), (120, 171386649), (126, 163225380), (135, 152343688), (140, 146902842), (168, 122419035), (180, 114257766), (189, 108816920), (210, 97935228), (211, 97471080), (216, 95214805), (252, 81612690), (270, 76171844), (280, 73451421), (315, 65290152), (360, 57128883), (378, 54408460), (420, 48967614), (422, 48735540), (504, 40806345), (540, 38085922), (630, 32645076), (633, 32490360), (756, 27204230), (840, 24483807), (844, 24367770), (945, 21763384), (1055, 19494216), (1080, 19042961), (1260, 16322538), (1266, 16245180), (1477, 13924440), (1512, 13602115), (1688, 12183885), (1890, 10881692), (1899, 10830120), (2110, 9747108), (2520, 8161269), (2532, 8122590), (2954, 6962220), (3165, 6498072), (3780, 5440846), (3798, 5415060), (4220, 4873554), (4431, 4641480), (5064, 4061295), (5697, 3610040), (5908, 3481110), (6330, 3249036), (7385, 2784888), (7560, 2720423), (7596, 2707530), (8440, 2436777), (8862, 2320740), (9495, 2166024), (11394, 1805020), (11816, 1740555), (12660, 1624518), (12893, 1595160), (13293, 1547160), (14770, 1392444), (15192, 1353765), (17724, 1160370), (18990, 1083012), (22155, 928296), (22788, 902510), (25320, 812259), (25786, 797580), (26586, 773580), (28485, 722008), (29540, 696222), (35448, 580185), (37980, 541506), (38679, 531720), (39879, 515720), (44310, 464148), (45576, 451255), (51572, 398790), (53172, 386790), (56970, 361004), (59080, 348111), (64465, 319032), (66465, 309432), (75960, 270753), (77358, 265860), (79758, 257860), (88620, 232074), (90251, 227880), (103144, 199395), (106344, 193395), (113940, 180502), (116037, 177240), (128930, 159516), (132930, 154716)]