20500818240

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{719}}^1\times {\mathrm{4243}}^1$

素因数の和:4989

約数の個数: 224

約数和(自身を含む): 74509701120

約数和(自身を除く): 54008882880

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 719, 840, 960, 1120, 1344, 1438, 1680, 2157, 2240, 2876, 3360, 3595, 4243, 4314, 5033, 5752, 6720, 7190, 8486, 8628, 10066, 10785, 11504, 12729, 14380, 15099, 16972, 17256, 20132, 21215, 21570, 23008, 25165, 25458, 28760, 29701, 30198, 33944, 34512, 40264, 42430, 43140, 46016, 50330, 50916, 57520, 59402, 60396, 63645, 67888, 69024, 75495, 80528, 84860, 86280, 89103, 100660, 101832, 115040, 118804, 120792, 127290, 135776, 138048, 148505, 150990, 161056, 169720, 172560, 178206, 201320, 203664, 230080, 237608, 241584, 254580, 271552, 297010, 301980, 322112, 339440, 345120, 356412, 402640, 407328, 445515, 475216, 483168, 509160, 594020, 603960, 678880, 690240, 712824, 805280, 814656, 891030, 950432, 966336, 1018320, 1188040, 1207920, 1357760, 1425648, 1610560, 1782060, 1900864, 2036640, 2376080, 2415840, 2851296, 3050717, 3564120, 4073280, 4752160, 4831680, 5702592, 6101434, 7128240, 9152151, 9504320, 12202868, 14256480, 15253585, 18304302, 21355019, 24405736, 28512960, 30507170, 36608604, 42710038, 45760755, 48811472, 61014340, 64065057, 73217208, 85420076, 91521510, 97622944, 106775095, 122028680, 128130114, 146434416, 170840152, 183043020, 195245888, 213550190, 244057360, 256260228, 292868832, 320325285, 341680304, 366086040, 427100380, 488114720, 512520456, 585737664, 640650570, 683360608, 732172080, 854200760, 976229440, 1025040912, 1281301140, 1366721216, 1464344160, 1708401520, 2050081824, 2562602280, 2928688320, 3416803040, 4100163648, 5125204560, 6833606080, 10250409120, 20500818240]

約数ペア:

[(1, 20500818240), (2, 10250409120), (3, 6833606080), (4, 5125204560), (5, 4100163648), (6, 3416803040), (7, 2928688320), (8, 2562602280), (10, 2050081824), (12, 1708401520), (14, 1464344160), (15, 1366721216), (16, 1281301140), (20, 1025040912), (21, 976229440), (24, 854200760), (28, 732172080), (30, 683360608), (32, 640650570), (35, 585737664), (40, 512520456), (42, 488114720), (48, 427100380), (56, 366086040), (60, 341680304), (64, 320325285), (70, 292868832), (80, 256260228), (84, 244057360), (96, 213550190), (105, 195245888), (112, 183043020), (120, 170840152), (140, 146434416), (160, 128130114), (168, 122028680), (192, 106775095), (210, 97622944), (224, 91521510), (240, 85420076), (280, 73217208), (320, 64065057), (336, 61014340), (420, 48811472), (448, 45760755), (480, 42710038), (560, 36608604), (672, 30507170), (719, 28512960), (840, 24405736), (960, 21355019), (1120, 18304302), (1344, 15253585), (1438, 14256480), (1680, 12202868), (2157, 9504320), (2240, 9152151), (2876, 7128240), (3360, 6101434), (3595, 5702592), (4243, 4831680), (4314, 4752160), (5033, 4073280), (5752, 3564120), (6720, 3050717), (7190, 2851296), (8486, 2415840), (8628, 2376080), (10066, 2036640), (10785, 1900864), (11504, 1782060), (12729, 1610560), (14380, 1425648), (15099, 1357760), (16972, 1207920), (17256, 1188040), (20132, 1018320), (21215, 966336), (21570, 950432), (23008, 891030), (25165, 814656), (25458, 805280), (28760, 712824), (29701, 690240), (30198, 678880), (33944, 603960), (34512, 594020), (40264, 509160), (42430, 483168), (43140, 475216), (46016, 445515), (50330, 407328), (50916, 402640), (57520, 356412), (59402, 345120), (60396, 339440), (63645, 322112), (67888, 301980), (69024, 297010), (75495, 271552), (80528, 254580), (84860, 241584), (86280, 237608), (89103, 230080), (100660, 203664), (101832, 201320), (115040, 178206), (118804, 172560), (120792, 169720), (127290, 161056), (135776, 150990), (138048, 148505)]