21000297000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{941}}^1$

素因数の和:1181

約数の個数: 256

約数和(自身を含む): 67503870720

約数和(自身を除く): 46503573720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 43, 50, 60, 75, 86, 100, 120, 125, 129, 150, 172, 173, 200, 215, 250, 258, 300, 344, 346, 375, 430, 500, 516, 519, 600, 645, 692, 750, 860, 865, 941, 1000, 1032, 1038, 1075, 1290, 1384, 1500, 1720, 1730, 1882, 2076, 2150, 2580, 2595, 2823, 3000, 3225, 3460, 3764, 4152, 4300, 4325, 4705, 5160, 5190, 5375, 5646, 6450, 6920, 7439, 7528, 8600, 8650, 9410, 10380, 10750, 11292, 12900, 12975, 14115, 14878, 16125, 17300, 18820, 20760, 21500, 21625, 22317, 22584, 23525, 25800, 25950, 28230, 29756, 32250, 34600, 37195, 37640, 40463, 43000, 43250, 44634, 47050, 51900, 56460, 59512, 64500, 64875, 70575, 74390, 80926, 86500, 89268, 94100, 103800, 111585, 112920, 117625, 121389, 129000, 129750, 141150, 148780, 161852, 162793, 173000, 178536, 185975, 188200, 202315, 223170, 235250, 242778, 259500, 282300, 297560, 323704, 325586, 352875, 371950, 404630, 446340, 470500, 485556, 488379, 519000, 557925, 564600, 606945, 651172, 705750, 743900, 809260, 813965, 892680, 929875, 941000, 971112, 976758, 1011575, 1115850, 1213890, 1302344, 1411500, 1487800, 1618520, 1627930, 1859750, 1953516, 2023150, 2231700, 2427780, 2441895, 2789625, 2823000, 3034725, 3255860, 3719500, 3907032, 4046300, 4069825, 4463400, 4855560, 4883790, 5057875, 5579250, 6069450, 6511720, 7000099, 7439000, 8092600, 8139650, 9767580, 10115750, 11158500, 12138900, 12209475, 14000198, 15173625, 16279300, 19535160, 20231500, 20349125, 21000297, 22317000, 24277800, 24418950, 28000396, 30347250, 32558600, 35000495, 40463000, 40698250, 42000594, 48837900, 56000792, 60694500, 61047375, 70000990, 81396500, 84001188, 97675800, 105001485, 121389000, 122094750, 140001980, 162793000, 168002376, 175002475, 210002970, 244189500, 280003960, 350004950, 420005940, 488379000, 525007425, 700009900, 840011880, 875012375, 1050014850, 1400019800, 1750024750, 2100029700, 2625037125, 3500049500, 4200059400, 5250074250, 7000099000, 10500148500, 21000297000]

約数ペア:

[(1, 21000297000), (2, 10500148500), (3, 7000099000), (4, 5250074250), (5, 4200059400), (6, 3500049500), (8, 2625037125), (10, 2100029700), (12, 1750024750), (15, 1400019800), (20, 1050014850), (24, 875012375), (25, 840011880), (30, 700009900), (40, 525007425), (43, 488379000), (50, 420005940), (60, 350004950), (75, 280003960), (86, 244189500), (100, 210002970), (120, 175002475), (125, 168002376), (129, 162793000), (150, 140001980), (172, 122094750), (173, 121389000), (200, 105001485), (215, 97675800), (250, 84001188), (258, 81396500), (300, 70000990), (344, 61047375), (346, 60694500), (375, 56000792), (430, 48837900), (500, 42000594), (516, 40698250), (519, 40463000), (600, 35000495), (645, 32558600), (692, 30347250), (750, 28000396), (860, 24418950), (865, 24277800), (941, 22317000), (1000, 21000297), (1032, 20349125), (1038, 20231500), (1075, 19535160), (1290, 16279300), (1384, 15173625), (1500, 14000198), (1720, 12209475), (1730, 12138900), (1882, 11158500), (2076, 10115750), (2150, 9767580), (2580, 8139650), (2595, 8092600), (2823, 7439000), (3000, 7000099), (3225, 6511720), (3460, 6069450), (3764, 5579250), (4152, 5057875), (4300, 4883790), (4325, 4855560), (4705, 4463400), (5160, 4069825), (5190, 4046300), (5375, 3907032), (5646, 3719500), (6450, 3255860), (6920, 3034725), (7439, 2823000), (7528, 2789625), (8600, 2441895), (8650, 2427780), (9410, 2231700), (10380, 2023150), (10750, 1953516), (11292, 1859750), (12900, 1627930), (12975, 1618520), (14115, 1487800), (14878, 1411500), (16125, 1302344), (17300, 1213890), (18820, 1115850), (20760, 1011575), (21500, 976758), (21625, 971112), (22317, 941000), (22584, 929875), (23525, 892680), (25800, 813965), (25950, 809260), (28230, 743900), (29756, 705750), (32250, 651172), (34600, 606945), (37195, 564600), (37640, 557925), (40463, 519000), (43000, 488379), (43250, 485556), (44634, 470500), (47050, 446340), (51900, 404630), (56460, 371950), (59512, 352875), (64500, 325586), (64875, 323704), (70575, 297560), (74390, 282300), (80926, 259500), (86500, 242778), (89268, 235250), (94100, 223170), (103800, 202315), (111585, 188200), (112920, 185975), (117625, 178536), (121389, 173000), (129000, 162793), (129750, 161852), (141150, 148780)]