73921400

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1$

素因数の和:446

約数の個数: 144

約数和(自身を含む): 210979800

約数和(自身を除く): 137058400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 49, 50, 56, 70, 76, 95, 98, 100, 133, 140, 152, 175, 190, 196, 200, 245, 266, 280, 350, 380, 392, 397, 475, 490, 532, 665, 700, 760, 794, 931, 950, 980, 1064, 1225, 1330, 1400, 1588, 1862, 1900, 1960, 1985, 2450, 2660, 2779, 3176, 3325, 3724, 3800, 3970, 4655, 4900, 5320, 5558, 6650, 7448, 7543, 7940, 9310, 9800, 9925, 11116, 13300, 13895, 15086, 15880, 18620, 19453, 19850, 22232, 23275, 26600, 27790, 30172, 37240, 37715, 38906, 39700, 46550, 52801, 55580, 60344, 69475, 75430, 77812, 79400, 93100, 97265, 105602, 111160, 138950, 150860, 155624, 186200, 188575, 194530, 211204, 264005, 277900, 301720, 369607, 377150, 389060, 422408, 486325, 528010, 555800, 739214, 754300, 778120, 972650, 1056020, 1320025, 1478428, 1508600, 1848035, 1945300, 2112040, 2640050, 2956856, 3696070, 3890600, 5280100, 7392140, 9240175, 10560200, 14784280, 18480350, 36960700, 73921400]

約数ペア:

[(1, 73921400), (2, 36960700), (4, 18480350), (5, 14784280), (7, 10560200), (8, 9240175), (10, 7392140), (14, 5280100), (19, 3890600), (20, 3696070), (25, 2956856), (28, 2640050), (35, 2112040), (38, 1945300), (40, 1848035), (49, 1508600), (50, 1478428), (56, 1320025), (70, 1056020), (76, 972650), (95, 778120), (98, 754300), (100, 739214), (133, 555800), (140, 528010), (152, 486325), (175, 422408), (190, 389060), (196, 377150), (200, 369607), (245, 301720), (266, 277900), (280, 264005), (350, 211204), (380, 194530), (392, 188575), (397, 186200), (475, 155624), (490, 150860), (532, 138950), (665, 111160), (700, 105602), (760, 97265), (794, 93100), (931, 79400), (950, 77812), (980, 75430), (1064, 69475), (1225, 60344), (1330, 55580), (1400, 52801), (1588, 46550), (1862, 39700), (1900, 38906), (1960, 37715), (1985, 37240), (2450, 30172), (2660, 27790), (2779, 26600), (3176, 23275), (3325, 22232), (3724, 19850), (3800, 19453), (3970, 18620), (4655, 15880), (4900, 15086), (5320, 13895), (5558, 13300), (6650, 11116), (7448, 9925), (7543, 9800), (7940, 9310)]