205789500

素因数分解:

$2^2\times 3^2\times 5^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:218

約数の個数: 288

約数和(自身を含む): 763176960

約数和(自身を除く): 557387460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 47, 50, 60, 63, 70, 75, 84, 90, 94, 100, 105, 125, 126, 139, 140, 141, 150, 175, 180, 188, 210, 225, 235, 250, 252, 278, 282, 300, 315, 329, 350, 375, 417, 420, 423, 450, 470, 500, 525, 556, 564, 630, 658, 695, 700, 705, 750, 834, 846, 875, 900, 940, 973, 987, 1050, 1125, 1175, 1251, 1260, 1316, 1390, 1410, 1500, 1575, 1645, 1668, 1692, 1750, 1946, 1974, 2085, 2100, 2115, 2250, 2350, 2502, 2625, 2780, 2820, 2919, 2961, 3150, 3290, 3475, 3500, 3525, 3892, 3948, 4170, 4230, 4500, 4700, 4865, 4935, 5004, 5250, 5838, 5875, 5922, 6255, 6300, 6533, 6580, 6950, 7050, 7875, 8225, 8340, 8460, 8757, 9730, 9870, 10425, 10500, 10575, 11676, 11750, 11844, 12510, 13066, 13900, 14100, 14595, 14805, 15750, 16450, 17375, 17514, 17625, 19460, 19599, 19740, 20850, 21150, 23500, 24325, 24675, 25020, 26132, 29190, 29610, 31275, 31500, 32665, 32900, 34750, 35028, 35250, 39198, 41125, 41700, 42300, 43785, 45731, 48650, 49350, 52125, 52875, 58380, 58797, 59220, 62550, 65330, 69500, 70500, 72975, 74025, 78396, 82250, 87570, 91462, 97300, 97995, 98700, 104250, 105750, 117594, 121625, 123375, 125100, 130660, 137193, 145950, 148050, 156375, 163325, 164500, 175140, 182924, 195990, 208500, 211500, 218925, 228655, 235188, 243250, 246750, 274386, 291900, 293985, 296100, 312750, 326650, 364875, 370125, 391980, 411579, 437850, 457310, 486500, 489975, 493500, 548772, 587970, 625500, 653300, 685965, 729750, 740250, 816625, 823158, 875700, 914620, 979950, 1094625, 1143275, 1175940, 1371930, 1459500, 1469925, 1480500, 1633250, 1646316, 1959900, 2057895, 2189250, 2286550, 2449875, 2743860, 2939850, 3266500, 3429825, 4115790, 4378500, 4573100, 4899750, 5716375, 5879700, 6859650, 7349625, 8231580, 9799500, 10289475, 11432750, 13719300, 14699250, 17149125, 20578950, 22865500, 29398500, 34298250, 41157900, 51447375, 68596500, 102894750, 205789500]

約数ペア:

[(1, 205789500), (2, 102894750), (3, 68596500), (4, 51447375), (5, 41157900), (6, 34298250), (7, 29398500), (9, 22865500), (10, 20578950), (12, 17149125), (14, 14699250), (15, 13719300), (18, 11432750), (20, 10289475), (21, 9799500), (25, 8231580), (28, 7349625), (30, 6859650), (35, 5879700), (36, 5716375), (42, 4899750), (45, 4573100), (47, 4378500), (50, 4115790), (60, 3429825), (63, 3266500), (70, 2939850), (75, 2743860), (84, 2449875), (90, 2286550), (94, 2189250), (100, 2057895), (105, 1959900), (125, 1646316), (126, 1633250), (139, 1480500), (140, 1469925), (141, 1459500), (150, 1371930), (175, 1175940), (180, 1143275), (188, 1094625), (210, 979950), (225, 914620), (235, 875700), (250, 823158), (252, 816625), (278, 740250), (282, 729750), (300, 685965), (315, 653300), (329, 625500), (350, 587970), (375, 548772), (417, 493500), (420, 489975), (423, 486500), (450, 457310), (470, 437850), (500, 411579), (525, 391980), (556, 370125), (564, 364875), (630, 326650), (658, 312750), (695, 296100), (700, 293985), (705, 291900), (750, 274386), (834, 246750), (846, 243250), (875, 235188), (900, 228655), (940, 218925), (973, 211500), (987, 208500), (1050, 195990), (1125, 182924), (1175, 175140), (1251, 164500), (1260, 163325), (1316, 156375), (1390, 148050), (1410, 145950), (1500, 137193), (1575, 130660), (1645, 125100), (1668, 123375), (1692, 121625), (1750, 117594), (1946, 105750), (1974, 104250), (2085, 98700), (2100, 97995), (2115, 97300), (2250, 91462), (2350, 87570), (2502, 82250), (2625, 78396), (2780, 74025), (2820, 72975), (2919, 70500), (2961, 69500), (3150, 65330), (3290, 62550), (3475, 59220), (3500, 58797), (3525, 58380), (3892, 52875), (3948, 52125), (4170, 49350), (4230, 48650), (4500, 45731), (4700, 43785), (4865, 42300), (4935, 41700), (5004, 41125), (5250, 39198), (5838, 35250), (5875, 35028), (5922, 34750), (6255, 32900), (6300, 32665), (6533, 31500), (6580, 31275), (6950, 29610), (7050, 29190), (7875, 26132), (8225, 25020), (8340, 24675), (8460, 24325), (8757, 23500), (9730, 21150), (9870, 20850), (10425, 19740), (10500, 19599), (10575, 19460), (11676, 17625), (11750, 17514), (11844, 17375), (12510, 16450), (13066, 15750), (13900, 14805), (14100, 14595)]