20736174480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{2647}}^1\times {\mathrm{4663}}^1$

素因数の和:7333

約数の個数: 160

約数和(自身を含む): 73508818944

約数和(自身を除く): 52772644464

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 2647, 4663, 5294, 7941, 9326, 10588, 13235, 13989, 15882, 18529, 18652, 21176, 23315, 26470, 27978, 31764, 32641, 37058, 37304, 39705, 42352, 46630, 52940, 55587, 55956, 63528, 65282, 69945, 74116, 74608, 79410, 92645, 93260, 97923, 105880, 111174, 111912, 127056, 130564, 139890, 148232, 158820, 163205, 185290, 186520, 195846, 211760, 222348, 223824, 261128, 277935, 279780, 296464, 317640, 326410, 370580, 373040, 391692, 444696, 489615, 522256, 555870, 559560, 635280, 652820, 741160, 783384, 889392, 979230, 1111740, 1119120, 1305640, 1482320, 1566768, 1958460, 2223480, 2611280, 3916920, 4446960, 7833840, 12342961, 24685922, 37028883, 49371844, 61714805, 74057766, 86400727, 98743688, 123429610, 148115532, 172801454, 185144415, 197487376, 246859220, 259202181, 296231064, 345602908, 370288830, 432003635, 493718440, 518404362, 592462128, 691205816, 740577660, 864007270, 987436880, 1036808724, 1296010905, 1382411632, 1481155320, 1728014540, 2073617448, 2592021810, 2962310640, 3456029080, 4147234896, 5184043620, 6912058160, 10368087240, 20736174480]

約数ペア:

[(1, 20736174480), (2, 10368087240), (3, 6912058160), (4, 5184043620), (5, 4147234896), (6, 3456029080), (7, 2962310640), (8, 2592021810), (10, 2073617448), (12, 1728014540), (14, 1481155320), (15, 1382411632), (16, 1296010905), (20, 1036808724), (21, 987436880), (24, 864007270), (28, 740577660), (30, 691205816), (35, 592462128), (40, 518404362), (42, 493718440), (48, 432003635), (56, 370288830), (60, 345602908), (70, 296231064), (80, 259202181), (84, 246859220), (105, 197487376), (112, 185144415), (120, 172801454), (140, 148115532), (168, 123429610), (210, 98743688), (240, 86400727), (280, 74057766), (336, 61714805), (420, 49371844), (560, 37028883), (840, 24685922), (1680, 12342961), (2647, 7833840), (4663, 4446960), (5294, 3916920), (7941, 2611280), (9326, 2223480), (10588, 1958460), (13235, 1566768), (13989, 1482320), (15882, 1305640), (18529, 1119120), (18652, 1111740), (21176, 979230), (23315, 889392), (26470, 783384), (27978, 741160), (31764, 652820), (32641, 635280), (37058, 559560), (37304, 555870), (39705, 522256), (42352, 489615), (46630, 444696), (52940, 391692), (55587, 373040), (55956, 370580), (63528, 326410), (65282, 317640), (69945, 296464), (74116, 279780), (74608, 277935), (79410, 261128), (92645, 223824), (93260, 222348), (97923, 211760), (105880, 195846), (111174, 186520), (111912, 185290), (127056, 163205), (130564, 158820), (139890, 148232)]