201991928380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{92639}}^1$

素因数の和:92740

約数の個数: 144

約数和(自身を含む): 502997402880

約数和(自身を除く): 301005474500

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 53, 55, 68, 85, 106, 110, 121, 170, 187, 212, 220, 242, 265, 340, 374, 484, 530, 583, 605, 748, 901, 935, 1060, 1166, 1210, 1802, 1870, 2057, 2332, 2420, 2915, 3604, 3740, 4114, 4505, 5830, 6413, 8228, 9010, 9911, 10285, 11660, 12826, 18020, 19822, 20570, 25652, 32065, 39644, 41140, 49555, 64130, 92639, 99110, 109021, 128260, 185278, 198220, 218042, 370556, 436084, 463195, 545105, 926390, 1019029, 1090210, 1574863, 1852780, 2038058, 2180420, 3149726, 4076116, 4909867, 5095145, 6299452, 7874315, 9819734, 10190290, 11209319, 15748630, 17323493, 19639468, 20380580, 22418638, 24549335, 31497260, 34646986, 44837276, 49098670, 54008537, 56046595, 69293972, 83467739, 86617465, 98197340, 108017074, 112093190, 166935478, 173234930, 190558423, 216034148, 224186380, 270042685, 333870956, 346469860, 381116846, 417338695, 540085370, 594093907, 762233692, 834677390, 918145129, 952792115, 1080170740, 1188187814, 1669354780, 1836290258, 1905584230, 2376375628, 2970469535, 3672580516, 3811168460, 4590725645, 5940939070, 9181451290, 10099596419, 11881878140, 18362902580, 20199192838, 40398385676, 50497982095, 100995964190, 201991928380]

約数ペア:

[(1, 201991928380), (2, 100995964190), (4, 50497982095), (5, 40398385676), (10, 20199192838), (11, 18362902580), (17, 11881878140), (20, 10099596419), (22, 9181451290), (34, 5940939070), (44, 4590725645), (53, 3811168460), (55, 3672580516), (68, 2970469535), (85, 2376375628), (106, 1905584230), (110, 1836290258), (121, 1669354780), (170, 1188187814), (187, 1080170740), (212, 952792115), (220, 918145129), (242, 834677390), (265, 762233692), (340, 594093907), (374, 540085370), (484, 417338695), (530, 381116846), (583, 346469860), (605, 333870956), (748, 270042685), (901, 224186380), (935, 216034148), (1060, 190558423), (1166, 173234930), (1210, 166935478), (1802, 112093190), (1870, 108017074), (2057, 98197340), (2332, 86617465), (2420, 83467739), (2915, 69293972), (3604, 56046595), (3740, 54008537), (4114, 49098670), (4505, 44837276), (5830, 34646986), (6413, 31497260), (8228, 24549335), (9010, 22418638), (9911, 20380580), (10285, 19639468), (11660, 17323493), (12826, 15748630), (18020, 11209319), (19822, 10190290), (20570, 9819734), (25652, 7874315), (32065, 6299452), (39644, 5095145), (41140, 4909867), (49555, 4076116), (64130, 3149726), (92639, 2180420), (99110, 2038058), (109021, 1852780), (128260, 1574863), (185278, 1090210), (198220, 1019029), (218042, 926390), (370556, 545105), (436084, 463195)]