298907440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2963}}^1$

素因数の和:3086

約数の個数: 80

約数和(自身を含む): 756389088

約数和(自身を除く): 457481648

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 97, 104, 130, 194, 208, 260, 388, 485, 520, 776, 970, 1040, 1261, 1552, 1940, 2522, 2963, 3880, 5044, 5926, 6305, 7760, 10088, 11852, 12610, 14815, 20176, 23704, 25220, 29630, 38519, 47408, 50440, 59260, 77038, 100880, 118520, 154076, 192595, 237040, 287411, 308152, 385190, 574822, 616304, 770380, 1149644, 1437055, 1540760, 2299288, 2874110, 3081520, 3736343, 4598576, 5748220, 7472686, 11496440, 14945372, 18681715, 22992880, 29890744, 37363430, 59781488, 74726860, 149453720, 298907440]

約数ペア:

[(1, 298907440), (2, 149453720), (4, 74726860), (5, 59781488), (8, 37363430), (10, 29890744), (13, 22992880), (16, 18681715), (20, 14945372), (26, 11496440), (40, 7472686), (52, 5748220), (65, 4598576), (80, 3736343), (97, 3081520), (104, 2874110), (130, 2299288), (194, 1540760), (208, 1437055), (260, 1149644), (388, 770380), (485, 616304), (520, 574822), (776, 385190), (970, 308152), (1040, 287411), (1261, 237040), (1552, 192595), (1940, 154076), (2522, 118520), (2963, 100880), (3880, 77038), (5044, 59260), (5926, 50440), (6305, 47408), (7760, 38519), (10088, 29630), (11852, 25220), (12610, 23704), (14815, 20176)]