248817840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{2309}}^1$

素因数の和:2774

約数の個数: 80

約数和(自身を含む): 773388000

約数和(自身を除く): 524570160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 449, 898, 1347, 1796, 2245, 2309, 2694, 3592, 4490, 4618, 5388, 6735, 6927, 7184, 8980, 9236, 10776, 11545, 13470, 13854, 17960, 18472, 21552, 23090, 26940, 27708, 34635, 35920, 36944, 46180, 53880, 55416, 69270, 92360, 107760, 110832, 138540, 184720, 277080, 554160, 1036741, 2073482, 3110223, 4146964, 5183705, 6220446, 8293928, 10367410, 12440892, 15551115, 16587856, 20734820, 24881784, 31102230, 41469640, 49763568, 62204460, 82939280, 124408920, 248817840]

約数ペア:

[(1, 248817840), (2, 124408920), (3, 82939280), (4, 62204460), (5, 49763568), (6, 41469640), (8, 31102230), (10, 24881784), (12, 20734820), (15, 16587856), (16, 15551115), (20, 12440892), (24, 10367410), (30, 8293928), (40, 6220446), (48, 5183705), (60, 4146964), (80, 3110223), (120, 2073482), (240, 1036741), (449, 554160), (898, 277080), (1347, 184720), (1796, 138540), (2245, 110832), (2309, 107760), (2694, 92360), (3592, 69270), (4490, 55416), (4618, 53880), (5388, 46180), (6735, 36944), (6927, 35920), (7184, 34635), (8980, 27708), (9236, 26940), (10776, 23090), (11545, 21552), (13470, 18472), (13854, 17960)]