78142500

素因数分解:

$2^2\times 3^2\times 5^4\times {\mathrm{23}}^1\times {\mathrm{151}}^1$

素因数の和:204

約数の個数: 180

約数和(自身を含む): 259267008

約数和(自身を除く): 181124508

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 25, 30, 36, 45, 46, 50, 60, 69, 75, 90, 92, 100, 115, 125, 138, 150, 151, 180, 207, 225, 230, 250, 276, 300, 302, 345, 375, 414, 450, 453, 460, 500, 575, 604, 625, 690, 750, 755, 828, 900, 906, 1035, 1125, 1150, 1250, 1359, 1380, 1500, 1510, 1725, 1812, 1875, 2070, 2250, 2265, 2300, 2500, 2718, 2875, 3020, 3450, 3473, 3750, 3775, 4140, 4500, 4530, 5175, 5436, 5625, 5750, 6795, 6900, 6946, 7500, 7550, 8625, 9060, 10350, 10419, 11250, 11325, 11500, 13590, 13892, 14375, 15100, 17250, 17365, 18875, 20700, 20838, 22500, 22650, 25875, 27180, 28750, 31257, 33975, 34500, 34730, 37750, 41676, 43125, 45300, 51750, 52095, 56625, 57500, 62514, 67950, 69460, 75500, 86250, 86825, 94375, 103500, 104190, 113250, 125028, 129375, 135900, 156285, 169875, 172500, 173650, 188750, 208380, 226500, 258750, 260475, 283125, 312570, 339750, 347300, 377500, 434125, 517500, 520950, 566250, 625140, 679500, 781425, 849375, 868250, 1041900, 1132500, 1302375, 1562850, 1698750, 1736500, 2170625, 2604750, 3125700, 3397500, 3907125, 4341250, 5209500, 6511875, 7814250, 8682500, 13023750, 15628500, 19535625, 26047500, 39071250, 78142500]

約数ペア:

[(1, 78142500), (2, 39071250), (3, 26047500), (4, 19535625), (5, 15628500), (6, 13023750), (9, 8682500), (10, 7814250), (12, 6511875), (15, 5209500), (18, 4341250), (20, 3907125), (23, 3397500), (25, 3125700), (30, 2604750), (36, 2170625), (45, 1736500), (46, 1698750), (50, 1562850), (60, 1302375), (69, 1132500), (75, 1041900), (90, 868250), (92, 849375), (100, 781425), (115, 679500), (125, 625140), (138, 566250), (150, 520950), (151, 517500), (180, 434125), (207, 377500), (225, 347300), (230, 339750), (250, 312570), (276, 283125), (300, 260475), (302, 258750), (345, 226500), (375, 208380), (414, 188750), (450, 173650), (453, 172500), (460, 169875), (500, 156285), (575, 135900), (604, 129375), (625, 125028), (690, 113250), (750, 104190), (755, 103500), (828, 94375), (900, 86825), (906, 86250), (1035, 75500), (1125, 69460), (1150, 67950), (1250, 62514), (1359, 57500), (1380, 56625), (1500, 52095), (1510, 51750), (1725, 45300), (1812, 43125), (1875, 41676), (2070, 37750), (2250, 34730), (2265, 34500), (2300, 33975), (2500, 31257), (2718, 28750), (2875, 27180), (3020, 25875), (3450, 22650), (3473, 22500), (3750, 20838), (3775, 20700), (4140, 18875), (4500, 17365), (4530, 17250), (5175, 15100), (5436, 14375), (5625, 13892), (5750, 13590), (6795, 11500), (6900, 11325), (6946, 11250), (7500, 10419), (7550, 10350), (8625, 9060)]