222434240

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{499}}^1$

素因数の和:722

約数の個数: 112

約数和(自身を含む): 609600000

約数和(自身を除く): 387165760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 199, 224, 280, 320, 398, 448, 499, 560, 796, 995, 998, 1120, 1393, 1592, 1990, 1996, 2240, 2495, 2786, 3184, 3493, 3980, 3992, 4990, 5572, 6368, 6965, 6986, 7960, 7984, 9980, 11144, 12736, 13930, 13972, 15920, 15968, 17465, 19960, 22288, 27860, 27944, 31840, 31936, 34930, 39920, 44576, 55720, 55888, 63680, 69860, 79840, 89152, 99301, 111440, 111776, 139720, 159680, 198602, 222880, 223552, 279440, 397204, 445760, 496505, 558880, 695107, 794408, 993010, 1117760, 1390214, 1588816, 1986020, 2780428, 3177632, 3475535, 3972040, 5560856, 6355264, 6951070, 7944080, 11121712, 13902140, 15888160, 22243424, 27804280, 31776320, 44486848, 55608560, 111217120, 222434240]

約数ペア:

[(1, 222434240), (2, 111217120), (4, 55608560), (5, 44486848), (7, 31776320), (8, 27804280), (10, 22243424), (14, 15888160), (16, 13902140), (20, 11121712), (28, 7944080), (32, 6951070), (35, 6355264), (40, 5560856), (56, 3972040), (64, 3475535), (70, 3177632), (80, 2780428), (112, 1986020), (140, 1588816), (160, 1390214), (199, 1117760), (224, 993010), (280, 794408), (320, 695107), (398, 558880), (448, 496505), (499, 445760), (560, 397204), (796, 279440), (995, 223552), (998, 222880), (1120, 198602), (1393, 159680), (1592, 139720), (1990, 111776), (1996, 111440), (2240, 99301), (2495, 89152), (2786, 79840), (3184, 69860), (3493, 63680), (3980, 55888), (3992, 55720), (4990, 44576), (5572, 39920), (6368, 34930), (6965, 31936), (6986, 31840), (7960, 27944), (7984, 27860), (9980, 22288), (11144, 19960), (12736, 17465), (13930, 15968), (13972, 15920)]