250525260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:221

約数の個数: 288

約数和(自身を含む): 880588800

約数和(自身を除く): 630063540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 31, 34, 36, 38, 45, 51, 57, 60, 62, 68, 76, 85, 90, 93, 95, 102, 114, 124, 139, 153, 155, 170, 171, 180, 186, 190, 204, 228, 255, 278, 279, 285, 306, 310, 323, 340, 342, 372, 380, 417, 465, 510, 527, 556, 558, 570, 589, 612, 620, 646, 684, 695, 765, 834, 855, 930, 969, 1020, 1054, 1116, 1140, 1178, 1251, 1292, 1390, 1395, 1530, 1581, 1615, 1668, 1710, 1767, 1860, 1938, 2085, 2108, 2356, 2363, 2502, 2635, 2641, 2780, 2790, 2907, 2945, 3060, 3162, 3230, 3420, 3534, 3876, 4170, 4309, 4726, 4743, 4845, 5004, 5270, 5282, 5301, 5580, 5814, 5890, 6255, 6324, 6460, 7068, 7089, 7905, 7923, 8340, 8618, 8835, 9452, 9486, 9690, 10013, 10540, 10564, 10602, 11628, 11780, 11815, 12510, 12927, 13205, 14178, 14535, 15810, 15846, 17236, 17670, 18972, 19380, 20026, 21204, 21267, 21545, 23630, 23715, 23769, 25020, 25854, 26410, 26505, 28356, 29070, 30039, 31620, 31692, 35340, 35445, 38781, 39615, 40052, 42534, 43090, 44897, 47260, 47430, 47538, 50065, 51708, 52820, 53010, 58140, 60078, 64635, 70890, 73253, 77562, 79230, 81871, 85068, 86180, 89794, 90117, 94860, 95076, 100130, 106020, 106335, 118845, 120156, 129270, 134691, 141780, 146506, 150195, 155124, 158460, 163742, 179588, 180234, 193905, 200260, 212670, 219759, 224485, 237690, 245613, 258540, 269382, 293012, 300390, 327484, 360468, 366265, 387810, 404073, 409355, 425340, 439518, 448970, 450585, 475380, 491226, 538764, 600780, 659277, 673455, 732530, 736839, 775620, 808146, 818710, 879036, 897940, 901170, 982452, 1098795, 1228065, 1318554, 1346910, 1391807, 1465060, 1473678, 1616292, 1637420, 1802340, 2020365, 2197590, 2456130, 2637108, 2693820, 2783614, 2947356, 3296385, 3684195, 4040730, 4175421, 4395180, 4912260, 5567228, 6592770, 6959035, 7368390, 8081460, 8350842, 12526263, 13185540, 13918070, 14736780, 16701684, 20877105, 25052526, 27836140, 41754210, 50105052, 62631315, 83508420, 125262630, 250525260]

約数ペア:

[(1, 250525260), (2, 125262630), (3, 83508420), (4, 62631315), (5, 50105052), (6, 41754210), (9, 27836140), (10, 25052526), (12, 20877105), (15, 16701684), (17, 14736780), (18, 13918070), (19, 13185540), (20, 12526263), (30, 8350842), (31, 8081460), (34, 7368390), (36, 6959035), (38, 6592770), (45, 5567228), (51, 4912260), (57, 4395180), (60, 4175421), (62, 4040730), (68, 3684195), (76, 3296385), (85, 2947356), (90, 2783614), (93, 2693820), (95, 2637108), (102, 2456130), (114, 2197590), (124, 2020365), (139, 1802340), (153, 1637420), (155, 1616292), (170, 1473678), (171, 1465060), (180, 1391807), (186, 1346910), (190, 1318554), (204, 1228065), (228, 1098795), (255, 982452), (278, 901170), (279, 897940), (285, 879036), (306, 818710), (310, 808146), (323, 775620), (340, 736839), (342, 732530), (372, 673455), (380, 659277), (417, 600780), (465, 538764), (510, 491226), (527, 475380), (556, 450585), (558, 448970), (570, 439518), (589, 425340), (612, 409355), (620, 404073), (646, 387810), (684, 366265), (695, 360468), (765, 327484), (834, 300390), (855, 293012), (930, 269382), (969, 258540), (1020, 245613), (1054, 237690), (1116, 224485), (1140, 219759), (1178, 212670), (1251, 200260), (1292, 193905), (1390, 180234), (1395, 179588), (1530, 163742), (1581, 158460), (1615, 155124), (1668, 150195), (1710, 146506), (1767, 141780), (1860, 134691), (1938, 129270), (2085, 120156), (2108, 118845), (2356, 106335), (2363, 106020), (2502, 100130), (2635, 95076), (2641, 94860), (2780, 90117), (2790, 89794), (2907, 86180), (2945, 85068), (3060, 81871), (3162, 79230), (3230, 77562), (3420, 73253), (3534, 70890), (3876, 64635), (4170, 60078), (4309, 58140), (4726, 53010), (4743, 52820), (4845, 51708), (5004, 50065), (5270, 47538), (5282, 47430), (5301, 47260), (5580, 44897), (5814, 43090), (5890, 42534), (6255, 40052), (6324, 39615), (6460, 38781), (7068, 35445), (7089, 35340), (7905, 31692), (7923, 31620), (8340, 30039), (8618, 29070), (8835, 28356), (9452, 26505), (9486, 26410), (9690, 25854), (10013, 25020), (10540, 23769), (10564, 23715), (10602, 23630), (11628, 21545), (11780, 21267), (11815, 21204), (12510, 20026), (12927, 19380), (13205, 18972), (14178, 17670), (14535, 17236), (15810, 15846)]