196991340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{331}}^1$

素因数の和:472

約数の個数: 192

約数和(自身を含む): 687160320

約数和(自身を除く): 490168980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 109, 130, 140, 156, 182, 195, 210, 218, 260, 273, 327, 331, 364, 390, 420, 436, 455, 545, 546, 654, 662, 763, 780, 910, 993, 1090, 1092, 1308, 1324, 1365, 1417, 1526, 1635, 1655, 1820, 1986, 2180, 2289, 2317, 2730, 2834, 3052, 3270, 3310, 3815, 3972, 4251, 4303, 4578, 4634, 4965, 5460, 5668, 6540, 6620, 6951, 7085, 7630, 8502, 8606, 9156, 9268, 9919, 9930, 11445, 11585, 12909, 13902, 14170, 15260, 17004, 17212, 19838, 19860, 21255, 21515, 22890, 23170, 25818, 27804, 28340, 29757, 30121, 34755, 36079, 39676, 42510, 43030, 45780, 46340, 49595, 51636, 59514, 60242, 64545, 69510, 72158, 85020, 86060, 90363, 99190, 108237, 119028, 120484, 129090, 139020, 144316, 148785, 150605, 180395, 180726, 198380, 216474, 252553, 258180, 297570, 301210, 360790, 361452, 432948, 451815, 469027, 505106, 541185, 595140, 602420, 721580, 757659, 903630, 938054, 1010212, 1082370, 1262765, 1407081, 1515318, 1807260, 1876108, 2164740, 2345135, 2525530, 2814162, 3030636, 3283189, 3788295, 4690270, 5051060, 5628324, 6566378, 7035405, 7576590, 9380540, 9849567, 13132756, 14070810, 15153180, 16415945, 19699134, 28141620, 32831890, 39398268, 49247835, 65663780, 98495670, 196991340]

約数ペア:

[(1, 196991340), (2, 98495670), (3, 65663780), (4, 49247835), (5, 39398268), (6, 32831890), (7, 28141620), (10, 19699134), (12, 16415945), (13, 15153180), (14, 14070810), (15, 13132756), (20, 9849567), (21, 9380540), (26, 7576590), (28, 7035405), (30, 6566378), (35, 5628324), (39, 5051060), (42, 4690270), (52, 3788295), (60, 3283189), (65, 3030636), (70, 2814162), (78, 2525530), (84, 2345135), (91, 2164740), (105, 1876108), (109, 1807260), (130, 1515318), (140, 1407081), (156, 1262765), (182, 1082370), (195, 1010212), (210, 938054), (218, 903630), (260, 757659), (273, 721580), (327, 602420), (331, 595140), (364, 541185), (390, 505106), (420, 469027), (436, 451815), (455, 432948), (545, 361452), (546, 360790), (654, 301210), (662, 297570), (763, 258180), (780, 252553), (910, 216474), (993, 198380), (1090, 180726), (1092, 180395), (1308, 150605), (1324, 148785), (1365, 144316), (1417, 139020), (1526, 129090), (1635, 120484), (1655, 119028), (1820, 108237), (1986, 99190), (2180, 90363), (2289, 86060), (2317, 85020), (2730, 72158), (2834, 69510), (3052, 64545), (3270, 60242), (3310, 59514), (3815, 51636), (3972, 49595), (4251, 46340), (4303, 45780), (4578, 43030), (4634, 42510), (4965, 39676), (5460, 36079), (5668, 34755), (6540, 30121), (6620, 29757), (6951, 28340), (7085, 27804), (7630, 25818), (8502, 23170), (8606, 22890), (9156, 21515), (9268, 21255), (9919, 19860), (9930, 19838), (11445, 17212), (11585, 17004), (12909, 15260), (13902, 14170)]