20744441760

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{363173}}^1$

素因数の和:363215

約数の個数: 192

約数和(自身を含む): 79073148672

約数和(自身を除く): 58328706912

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 32, 34, 35, 40, 42, 48, 51, 56, 60, 68, 70, 80, 84, 85, 96, 102, 105, 112, 119, 120, 136, 140, 160, 168, 170, 204, 210, 224, 238, 240, 255, 272, 280, 336, 340, 357, 408, 420, 476, 480, 510, 544, 560, 595, 672, 680, 714, 816, 840, 952, 1020, 1120, 1190, 1360, 1428, 1632, 1680, 1785, 1904, 2040, 2380, 2720, 2856, 3360, 3570, 3808, 4080, 4760, 5712, 7140, 8160, 9520, 11424, 14280, 19040, 28560, 57120, 363173, 726346, 1089519, 1452692, 1815865, 2179038, 2542211, 2905384, 3631730, 4358076, 5084422, 5447595, 5810768, 6173941, 7263460, 7626633, 8716152, 10168844, 10895190, 11621536, 12347882, 12711055, 14526920, 15253266, 17432304, 18521823, 20337688, 21790380, 24695764, 25422110, 29053840, 30506532, 30869705, 34864608, 37043646, 38133165, 40675376, 43217587, 43580760, 49391528, 50844220, 58107680, 61013064, 61739410, 74087292, 76266330, 81350752, 86435174, 87161520, 92609115, 98783056, 101688440, 122026128, 123478820, 129652761, 148174584, 152532660, 172870348, 174323040, 185218230, 197566112, 203376880, 216087935, 244052256, 246957640, 259305522, 296349168, 305065320, 345740696, 370436460, 406753760, 432175870, 493915280, 518611044, 592698336, 610130640, 648263805, 691481392, 740872920, 864351740, 987830560, 1037222088, 1220261280, 1296527610, 1382962784, 1481745840, 1728703480, 2074444176, 2593055220, 2963491680, 3457406960, 4148888352, 5186110440, 6914813920, 10372220880, 20744441760]

約数ペア:

[(1, 20744441760), (2, 10372220880), (3, 6914813920), (4, 5186110440), (5, 4148888352), (6, 3457406960), (7, 2963491680), (8, 2593055220), (10, 2074444176), (12, 1728703480), (14, 1481745840), (15, 1382962784), (16, 1296527610), (17, 1220261280), (20, 1037222088), (21, 987830560), (24, 864351740), (28, 740872920), (30, 691481392), (32, 648263805), (34, 610130640), (35, 592698336), (40, 518611044), (42, 493915280), (48, 432175870), (51, 406753760), (56, 370436460), (60, 345740696), (68, 305065320), (70, 296349168), (80, 259305522), (84, 246957640), (85, 244052256), (96, 216087935), (102, 203376880), (105, 197566112), (112, 185218230), (119, 174323040), (120, 172870348), (136, 152532660), (140, 148174584), (160, 129652761), (168, 123478820), (170, 122026128), (204, 101688440), (210, 98783056), (224, 92609115), (238, 87161520), (240, 86435174), (255, 81350752), (272, 76266330), (280, 74087292), (336, 61739410), (340, 61013064), (357, 58107680), (408, 50844220), (420, 49391528), (476, 43580760), (480, 43217587), (510, 40675376), (544, 38133165), (560, 37043646), (595, 34864608), (672, 30869705), (680, 30506532), (714, 29053840), (816, 25422110), (840, 24695764), (952, 21790380), (1020, 20337688), (1120, 18521823), (1190, 17432304), (1360, 15253266), (1428, 14526920), (1632, 12711055), (1680, 12347882), (1785, 11621536), (1904, 10895190), (2040, 10168844), (2380, 8716152), (2720, 7626633), (2856, 7263460), (3360, 6173941), (3570, 5810768), (3808, 5447595), (4080, 5084422), (4760, 4358076), (5712, 3631730), (7140, 2905384), (8160, 2542211), (9520, 2179038), (11424, 1815865), (14280, 1452692), (19040, 1089519), (28560, 726346), (57120, 363173)]