1911000

素因数分解:

$2^3\times 3^1\times 5^3\times 7^2\times {\mathrm{13}}^1$

素因数の和:51

約数の個数: 192

約数和(自身を含む): 7469280

約数和(自身を除く): 5558280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 25, 26, 28, 30, 35, 39, 40, 42, 49, 50, 52, 56, 60, 65, 70, 75, 78, 84, 91, 98, 100, 104, 105, 120, 125, 130, 140, 147, 150, 156, 168, 175, 182, 195, 196, 200, 210, 245, 250, 260, 273, 280, 294, 300, 312, 325, 350, 364, 375, 390, 392, 420, 455, 490, 500, 520, 525, 546, 588, 600, 637, 650, 700, 728, 735, 750, 780, 840, 875, 910, 975, 980, 1000, 1050, 1092, 1176, 1225, 1274, 1300, 1365, 1400, 1470, 1500, 1560, 1625, 1750, 1820, 1911, 1950, 1960, 2100, 2184, 2275, 2450, 2548, 2600, 2625, 2730, 2940, 3000, 3185, 3250, 3500, 3640, 3675, 3822, 3900, 4200, 4550, 4875, 4900, 5096, 5250, 5460, 5880, 6125, 6370, 6500, 6825, 7000, 7350, 7644, 7800, 9100, 9555, 9750, 9800, 10500, 10920, 11375, 12250, 12740, 13000, 13650, 14700, 15288, 15925, 18200, 18375, 19110, 19500, 21000, 22750, 24500, 25480, 27300, 29400, 31850, 34125, 36750, 38220, 39000, 45500, 47775, 49000, 54600, 63700, 68250, 73500, 76440, 79625, 91000, 95550, 127400, 136500, 147000, 159250, 191100, 238875, 273000, 318500, 382200, 477750, 637000, 955500, 1911000]

約数ペア:

[(1, 1911000), (2, 955500), (3, 637000), (4, 477750), (5, 382200), (6, 318500), (7, 273000), (8, 238875), (10, 191100), (12, 159250), (13, 147000), (14, 136500), (15, 127400), (20, 95550), (21, 91000), (24, 79625), (25, 76440), (26, 73500), (28, 68250), (30, 63700), (35, 54600), (39, 49000), (40, 47775), (42, 45500), (49, 39000), (50, 38220), (52, 36750), (56, 34125), (60, 31850), (65, 29400), (70, 27300), (75, 25480), (78, 24500), (84, 22750), (91, 21000), (98, 19500), (100, 19110), (104, 18375), (105, 18200), (120, 15925), (125, 15288), (130, 14700), (140, 13650), (147, 13000), (150, 12740), (156, 12250), (168, 11375), (175, 10920), (182, 10500), (195, 9800), (196, 9750), (200, 9555), (210, 9100), (245, 7800), (250, 7644), (260, 7350), (273, 7000), (280, 6825), (294, 6500), (300, 6370), (312, 6125), (325, 5880), (350, 5460), (364, 5250), (375, 5096), (390, 4900), (392, 4875), (420, 4550), (455, 4200), (490, 3900), (500, 3822), (520, 3675), (525, 3640), (546, 3500), (588, 3250), (600, 3185), (637, 3000), (650, 2940), (700, 2730), (728, 2625), (735, 2600), (750, 2548), (780, 2450), (840, 2275), (875, 2184), (910, 2100), (975, 1960), (980, 1950), (1000, 1911), (1050, 1820), (1092, 1750), (1176, 1625), (1225, 1560), (1274, 1500), (1300, 1470), (1365, 1400)]