80531040

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 192

約数和(自身を含む): 274337280

約数和(自身を除く): 193806240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 68, 71, 80, 85, 96, 102, 120, 136, 139, 142, 160, 170, 204, 213, 240, 255, 272, 278, 284, 340, 355, 408, 417, 426, 480, 510, 544, 556, 568, 680, 695, 710, 816, 834, 852, 1020, 1065, 1112, 1136, 1207, 1360, 1390, 1420, 1632, 1668, 1704, 2040, 2085, 2130, 2224, 2272, 2363, 2414, 2720, 2780, 2840, 3336, 3408, 3621, 4080, 4170, 4260, 4448, 4726, 4828, 5560, 5680, 6035, 6672, 6816, 7089, 7242, 8160, 8340, 8520, 9452, 9656, 9869, 11120, 11360, 11815, 12070, 13344, 14178, 14484, 16680, 17040, 18105, 18904, 19312, 19738, 22240, 23630, 24140, 28356, 28968, 29607, 33360, 34080, 35445, 36210, 37808, 38624, 39476, 47260, 48280, 49345, 56712, 57936, 59214, 66720, 70890, 72420, 75616, 78952, 94520, 96560, 98690, 113424, 115872, 118428, 141780, 144840, 148035, 157904, 167773, 189040, 193120, 197380, 226848, 236856, 283560, 289680, 296070, 315808, 335546, 378080, 394760, 473712, 503319, 567120, 579360, 592140, 671092, 789520, 838865, 947424, 1006638, 1134240, 1184280, 1342184, 1579040, 1677730, 2013276, 2368560, 2516595, 2684368, 3355460, 4026552, 4737120, 5033190, 5368736, 6710920, 8053104, 10066380, 13421840, 16106208, 20132760, 26843680, 40265520, 80531040]

約数ペア:

[(1, 80531040), (2, 40265520), (3, 26843680), (4, 20132760), (5, 16106208), (6, 13421840), (8, 10066380), (10, 8053104), (12, 6710920), (15, 5368736), (16, 5033190), (17, 4737120), (20, 4026552), (24, 3355460), (30, 2684368), (32, 2516595), (34, 2368560), (40, 2013276), (48, 1677730), (51, 1579040), (60, 1342184), (68, 1184280), (71, 1134240), (80, 1006638), (85, 947424), (96, 838865), (102, 789520), (120, 671092), (136, 592140), (139, 579360), (142, 567120), (160, 503319), (170, 473712), (204, 394760), (213, 378080), (240, 335546), (255, 315808), (272, 296070), (278, 289680), (284, 283560), (340, 236856), (355, 226848), (408, 197380), (417, 193120), (426, 189040), (480, 167773), (510, 157904), (544, 148035), (556, 144840), (568, 141780), (680, 118428), (695, 115872), (710, 113424), (816, 98690), (834, 96560), (852, 94520), (1020, 78952), (1065, 75616), (1112, 72420), (1136, 70890), (1207, 66720), (1360, 59214), (1390, 57936), (1420, 56712), (1632, 49345), (1668, 48280), (1704, 47260), (2040, 39476), (2085, 38624), (2130, 37808), (2224, 36210), (2272, 35445), (2363, 34080), (2414, 33360), (2720, 29607), (2780, 28968), (2840, 28356), (3336, 24140), (3408, 23630), (3621, 22240), (4080, 19738), (4170, 19312), (4260, 18904), (4448, 18105), (4726, 17040), (4828, 16680), (5560, 14484), (5680, 14178), (6035, 13344), (6672, 12070), (6816, 11815), (7089, 11360), (7242, 11120), (8160, 9869), (8340, 9656), (8520, 9452)]