128919000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^2\times {\mathrm{877}}^1$

素因数の和:915

約数の個数: 192

約数和(自身を含む): 468430560

約数和(自身を除く): 339511560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 49, 50, 56, 60, 70, 75, 84, 98, 100, 105, 120, 125, 140, 147, 150, 168, 175, 196, 200, 210, 245, 250, 280, 294, 300, 350, 375, 392, 420, 490, 500, 525, 588, 600, 700, 735, 750, 840, 875, 877, 980, 1000, 1050, 1176, 1225, 1400, 1470, 1500, 1750, 1754, 1960, 2100, 2450, 2625, 2631, 2940, 3000, 3500, 3508, 3675, 4200, 4385, 4900, 5250, 5262, 5880, 6125, 6139, 7000, 7016, 7350, 8770, 9800, 10500, 10524, 12250, 12278, 13155, 14700, 17540, 18375, 18417, 21000, 21048, 21925, 24500, 24556, 26310, 29400, 30695, 35080, 36750, 36834, 42973, 43850, 49000, 49112, 52620, 61390, 65775, 73500, 73668, 85946, 87700, 92085, 105240, 109625, 122780, 128919, 131550, 147000, 147336, 153475, 171892, 175400, 184170, 214865, 219250, 245560, 257838, 263100, 306950, 328875, 343784, 368340, 429730, 438500, 460425, 515676, 526200, 613900, 644595, 657750, 736680, 767375, 859460, 877000, 920850, 1031352, 1074325, 1227800, 1289190, 1315500, 1534750, 1718920, 1841700, 2148650, 2302125, 2578380, 2631000, 3069500, 3222975, 3683400, 4297300, 4604250, 5156760, 5371625, 6139000, 6445950, 8594600, 9208500, 10743250, 12891900, 16114875, 18417000, 21486500, 25783800, 32229750, 42973000, 64459500, 128919000]

約数ペア:

[(1, 128919000), (2, 64459500), (3, 42973000), (4, 32229750), (5, 25783800), (6, 21486500), (7, 18417000), (8, 16114875), (10, 12891900), (12, 10743250), (14, 9208500), (15, 8594600), (20, 6445950), (21, 6139000), (24, 5371625), (25, 5156760), (28, 4604250), (30, 4297300), (35, 3683400), (40, 3222975), (42, 3069500), (49, 2631000), (50, 2578380), (56, 2302125), (60, 2148650), (70, 1841700), (75, 1718920), (84, 1534750), (98, 1315500), (100, 1289190), (105, 1227800), (120, 1074325), (125, 1031352), (140, 920850), (147, 877000), (150, 859460), (168, 767375), (175, 736680), (196, 657750), (200, 644595), (210, 613900), (245, 526200), (250, 515676), (280, 460425), (294, 438500), (300, 429730), (350, 368340), (375, 343784), (392, 328875), (420, 306950), (490, 263100), (500, 257838), (525, 245560), (588, 219250), (600, 214865), (700, 184170), (735, 175400), (750, 171892), (840, 153475), (875, 147336), (877, 147000), (980, 131550), (1000, 128919), (1050, 122780), (1176, 109625), (1225, 105240), (1400, 92085), (1470, 87700), (1500, 85946), (1750, 73668), (1754, 73500), (1960, 65775), (2100, 61390), (2450, 52620), (2625, 49112), (2631, 49000), (2940, 43850), (3000, 42973), (3500, 36834), (3508, 36750), (3675, 35080), (4200, 30695), (4385, 29400), (4900, 26310), (5250, 24556), (5262, 24500), (5880, 21925), (6125, 21048), (6139, 21000), (7000, 18417), (7016, 18375), (7350, 17540), (8770, 14700), (9800, 13155), (10500, 12278), (10524, 12250)]