295998220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:312

約数の個数: 144

約数和(自身を含む): 777379680

約数和(自身を除く): 481381460

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 98, 109, 119, 140, 163, 170, 196, 218, 238, 245, 326, 340, 436, 476, 490, 545, 595, 652, 763, 815, 833, 980, 1090, 1141, 1190, 1526, 1630, 1666, 1853, 2180, 2282, 2380, 2771, 3052, 3260, 3332, 3706, 3815, 4165, 4564, 5341, 5542, 5705, 7412, 7630, 7987, 8330, 9265, 10682, 11084, 11410, 12971, 13855, 15260, 15974, 16660, 17767, 18530, 19397, 21364, 22820, 25942, 26705, 27710, 31948, 35534, 37060, 38794, 39935, 51884, 53410, 55420, 64855, 71068, 77588, 79870, 88835, 90797, 96985, 106820, 124369, 129710, 135779, 159740, 177670, 181594, 193970, 248738, 259420, 271558, 302039, 355340, 363188, 387940, 453985, 497476, 543116, 604078, 621845, 678895, 870583, 907970, 1208156, 1243690, 1357790, 1510195, 1741166, 1815940, 2114273, 2487380, 2715580, 3020390, 3482332, 4228546, 4352915, 6040780, 8457092, 8705830, 10571365, 14799911, 17411660, 21142730, 29599822, 42285460, 59199644, 73999555, 147999110, 295998220]

約数ペア:

[(1, 295998220), (2, 147999110), (4, 73999555), (5, 59199644), (7, 42285460), (10, 29599822), (14, 21142730), (17, 17411660), (20, 14799911), (28, 10571365), (34, 8705830), (35, 8457092), (49, 6040780), (68, 4352915), (70, 4228546), (85, 3482332), (98, 3020390), (109, 2715580), (119, 2487380), (140, 2114273), (163, 1815940), (170, 1741166), (196, 1510195), (218, 1357790), (238, 1243690), (245, 1208156), (326, 907970), (340, 870583), (436, 678895), (476, 621845), (490, 604078), (545, 543116), (595, 497476), (652, 453985), (763, 387940), (815, 363188), (833, 355340), (980, 302039), (1090, 271558), (1141, 259420), (1190, 248738), (1526, 193970), (1630, 181594), (1666, 177670), (1853, 159740), (2180, 135779), (2282, 129710), (2380, 124369), (2771, 106820), (3052, 96985), (3260, 90797), (3332, 88835), (3706, 79870), (3815, 77588), (4165, 71068), (4564, 64855), (5341, 55420), (5542, 53410), (5705, 51884), (7412, 39935), (7630, 38794), (7987, 37060), (8330, 35534), (9265, 31948), (10682, 27710), (11084, 26705), (11410, 25942), (12971, 22820), (13855, 21364), (15260, 19397), (15974, 18530), (16660, 17767)]