490069160

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{7643}}^1$

素因数の和:7890

約数の個数: 64

約数和(自身を含む): 1265846400

約数和(自身を除く): 775777240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 916, 1145, 1603, 1832, 2290, 3206, 4580, 6412, 7643, 8015, 9160, 12824, 15286, 16030, 30572, 32060, 38215, 53501, 61144, 64120, 76430, 107002, 152860, 214004, 267505, 305720, 428008, 535010, 1070020, 1750247, 2140040, 3500494, 7000988, 8751235, 12251729, 14001976, 17502470, 24503458, 35004940, 49006916, 61258645, 70009880, 98013832, 122517290, 245034580, 490069160]

約数ペア:

[(1, 490069160), (2, 245034580), (4, 122517290), (5, 98013832), (7, 70009880), (8, 61258645), (10, 49006916), (14, 35004940), (20, 24503458), (28, 17502470), (35, 14001976), (40, 12251729), (56, 8751235), (70, 7000988), (140, 3500494), (229, 2140040), (280, 1750247), (458, 1070020), (916, 535010), (1145, 428008), (1603, 305720), (1832, 267505), (2290, 214004), (3206, 152860), (4580, 107002), (6412, 76430), (7643, 64120), (8015, 61144), (9160, 53501), (12824, 38215), (15286, 32060), (16030, 30572)]