2156319120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{971}}^1$

素因数の和:1493

約数の個数: 160

約数和(自身を含む): 7058119680

約数和(自身を除く): 4901800560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 487, 570, 760, 912, 971, 974, 1140, 1461, 1520, 1942, 1948, 2280, 2435, 2913, 2922, 3884, 3896, 4560, 4855, 4870, 5826, 5844, 7305, 7768, 7792, 9253, 9710, 9740, 11652, 11688, 14565, 14610, 15536, 18449, 18506, 19420, 19480, 23304, 23376, 27759, 29130, 29220, 36898, 37012, 38840, 38960, 46265, 46608, 55347, 55518, 58260, 58440, 73796, 74024, 77680, 92245, 92530, 110694, 111036, 116520, 116880, 138795, 147592, 148048, 184490, 185060, 221388, 222072, 233040, 276735, 277590, 295184, 368980, 370120, 442776, 444144, 472877, 553470, 555180, 737960, 740240, 885552, 945754, 1106940, 1110360, 1418631, 1475920, 1891508, 2213880, 2220720, 2364385, 2837262, 3783016, 4427760, 4728770, 5674524, 7093155, 7566032, 8984663, 9457540, 11349048, 14186310, 17969326, 18915080, 22698096, 26953989, 28372620, 35938652, 37830160, 44923315, 53907978, 56745240, 71877304, 89846630, 107815956, 113490480, 134769945, 143754608, 179693260, 215631912, 269539890, 359386520, 431263824, 539079780, 718773040, 1078159560, 2156319120]

約数ペア:

[(1, 2156319120), (2, 1078159560), (3, 718773040), (4, 539079780), (5, 431263824), (6, 359386520), (8, 269539890), (10, 215631912), (12, 179693260), (15, 143754608), (16, 134769945), (19, 113490480), (20, 107815956), (24, 89846630), (30, 71877304), (38, 56745240), (40, 53907978), (48, 44923315), (57, 37830160), (60, 35938652), (76, 28372620), (80, 26953989), (95, 22698096), (114, 18915080), (120, 17969326), (152, 14186310), (190, 11349048), (228, 9457540), (240, 8984663), (285, 7566032), (304, 7093155), (380, 5674524), (456, 4728770), (487, 4427760), (570, 3783016), (760, 2837262), (912, 2364385), (971, 2220720), (974, 2213880), (1140, 1891508), (1461, 1475920), (1520, 1418631), (1942, 1110360), (1948, 1106940), (2280, 945754), (2435, 885552), (2913, 740240), (2922, 737960), (3884, 555180), (3896, 553470), (4560, 472877), (4855, 444144), (4870, 442776), (5826, 370120), (5844, 368980), (7305, 295184), (7768, 277590), (7792, 276735), (9253, 233040), (9710, 222072), (9740, 221388), (11652, 185060), (11688, 184490), (14565, 148048), (14610, 147592), (15536, 138795), (18449, 116880), (18506, 116520), (19420, 111036), (19480, 110694), (23304, 92530), (23376, 92245), (27759, 77680), (29130, 74024), (29220, 73796), (36898, 58440), (37012, 58260), (38840, 55518), (38960, 55347), (46265, 46608)]