77947800

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:370

約数の個数: 192

約数和(自身を含む): 281291520

約数和(自身を除く): 203343720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 67, 70, 75, 84, 100, 105, 120, 134, 140, 150, 168, 175, 200, 201, 210, 268, 277, 280, 300, 335, 350, 402, 420, 469, 525, 536, 554, 600, 670, 700, 804, 831, 840, 938, 1005, 1050, 1108, 1340, 1385, 1400, 1407, 1608, 1662, 1675, 1876, 1939, 2010, 2100, 2216, 2345, 2680, 2770, 2814, 3324, 3350, 3752, 3878, 4020, 4155, 4200, 4690, 5025, 5540, 5628, 5817, 6648, 6700, 6925, 7035, 7756, 8040, 8310, 9380, 9695, 10050, 11080, 11256, 11634, 11725, 13400, 13850, 14070, 15512, 16620, 18559, 18760, 19390, 20100, 20775, 23268, 23450, 27700, 28140, 29085, 33240, 35175, 37118, 38780, 40200, 41550, 46536, 46900, 48475, 55400, 55677, 56280, 58170, 70350, 74236, 77560, 83100, 92795, 93800, 96950, 111354, 116340, 129913, 140700, 145425, 148472, 166200, 185590, 193900, 222708, 232680, 259826, 278385, 281400, 290850, 371180, 387800, 389739, 445416, 463975, 519652, 556770, 581700, 649565, 742360, 779478, 927950, 1039304, 1113540, 1163400, 1299130, 1391925, 1558956, 1855900, 1948695, 2227080, 2598260, 2783850, 3117912, 3247825, 3711800, 3897390, 5196520, 5567700, 6495650, 7794780, 9743475, 11135400, 12991300, 15589560, 19486950, 25982600, 38973900, 77947800]

約数ペア:

[(1, 77947800), (2, 38973900), (3, 25982600), (4, 19486950), (5, 15589560), (6, 12991300), (7, 11135400), (8, 9743475), (10, 7794780), (12, 6495650), (14, 5567700), (15, 5196520), (20, 3897390), (21, 3711800), (24, 3247825), (25, 3117912), (28, 2783850), (30, 2598260), (35, 2227080), (40, 1948695), (42, 1855900), (50, 1558956), (56, 1391925), (60, 1299130), (67, 1163400), (70, 1113540), (75, 1039304), (84, 927950), (100, 779478), (105, 742360), (120, 649565), (134, 581700), (140, 556770), (150, 519652), (168, 463975), (175, 445416), (200, 389739), (201, 387800), (210, 371180), (268, 290850), (277, 281400), (280, 278385), (300, 259826), (335, 232680), (350, 222708), (402, 193900), (420, 185590), (469, 166200), (525, 148472), (536, 145425), (554, 140700), (600, 129913), (670, 116340), (700, 111354), (804, 96950), (831, 93800), (840, 92795), (938, 83100), (1005, 77560), (1050, 74236), (1108, 70350), (1340, 58170), (1385, 56280), (1400, 55677), (1407, 55400), (1608, 48475), (1662, 46900), (1675, 46536), (1876, 41550), (1939, 40200), (2010, 38780), (2100, 37118), (2216, 35175), (2345, 33240), (2680, 29085), (2770, 28140), (2814, 27700), (3324, 23450), (3350, 23268), (3752, 20775), (3878, 20100), (4020, 19390), (4155, 18760), (4200, 18559), (4690, 16620), (5025, 15512), (5540, 14070), (5628, 13850), (5817, 13400), (6648, 11725), (6700, 11634), (6925, 11256), (7035, 11080), (7756, 10050), (8040, 9695), (8310, 9380)]