64142820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:335

約数の個数: 192

約数和(自身を含む): 232243200

約数和(自身を除く): 168100380

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 71, 84, 90, 105, 108, 126, 135, 140, 142, 180, 189, 210, 213, 239, 252, 270, 284, 315, 355, 378, 420, 426, 478, 497, 540, 630, 639, 710, 717, 756, 852, 945, 956, 994, 1065, 1195, 1260, 1278, 1420, 1434, 1491, 1673, 1890, 1917, 1988, 2130, 2151, 2390, 2485, 2556, 2868, 2982, 3195, 3346, 3585, 3780, 3834, 4260, 4302, 4473, 4780, 4970, 5019, 5964, 6390, 6453, 6692, 7170, 7455, 7668, 8365, 8604, 8946, 9585, 9940, 10038, 10755, 12780, 12906, 13419, 14340, 14910, 15057, 16730, 16969, 17892, 19170, 20076, 21510, 22365, 25095, 25812, 26838, 29820, 30114, 32265, 33460, 33938, 38340, 43020, 44730, 45171, 50190, 50907, 53676, 60228, 64530, 67095, 67876, 75285, 84845, 89460, 90342, 100380, 101814, 118783, 129060, 134190, 150570, 152721, 169690, 180684, 203628, 225855, 237566, 254535, 268380, 301140, 305442, 339380, 356349, 451710, 458163, 475132, 509070, 593915, 610884, 712698, 763605, 903420, 916326, 1018140, 1069047, 1187830, 1425396, 1527210, 1781745, 1832652, 2138094, 2290815, 2375660, 3054420, 3207141, 3563490, 4276188, 4581630, 5345235, 6414282, 7126980, 9163260, 10690470, 12828564, 16035705, 21380940, 32071410, 64142820]

約数ペア:

[(1, 64142820), (2, 32071410), (3, 21380940), (4, 16035705), (5, 12828564), (6, 10690470), (7, 9163260), (9, 7126980), (10, 6414282), (12, 5345235), (14, 4581630), (15, 4276188), (18, 3563490), (20, 3207141), (21, 3054420), (27, 2375660), (28, 2290815), (30, 2138094), (35, 1832652), (36, 1781745), (42, 1527210), (45, 1425396), (54, 1187830), (60, 1069047), (63, 1018140), (70, 916326), (71, 903420), (84, 763605), (90, 712698), (105, 610884), (108, 593915), (126, 509070), (135, 475132), (140, 458163), (142, 451710), (180, 356349), (189, 339380), (210, 305442), (213, 301140), (239, 268380), (252, 254535), (270, 237566), (284, 225855), (315, 203628), (355, 180684), (378, 169690), (420, 152721), (426, 150570), (478, 134190), (497, 129060), (540, 118783), (630, 101814), (639, 100380), (710, 90342), (717, 89460), (756, 84845), (852, 75285), (945, 67876), (956, 67095), (994, 64530), (1065, 60228), (1195, 53676), (1260, 50907), (1278, 50190), (1420, 45171), (1434, 44730), (1491, 43020), (1673, 38340), (1890, 33938), (1917, 33460), (1988, 32265), (2130, 30114), (2151, 29820), (2390, 26838), (2485, 25812), (2556, 25095), (2868, 22365), (2982, 21510), (3195, 20076), (3346, 19170), (3585, 17892), (3780, 16969), (3834, 16730), (4260, 15057), (4302, 14910), (4473, 14340), (4780, 13419), (4970, 12906), (5019, 12780), (5964, 10755), (6390, 10038), (6453, 9940), (6692, 9585), (7170, 8946), (7455, 8604), (7668, 8365)]