213322240

素因数分解:

$2^9\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3623}}^1$

素因数の和:3669

約数の個数: 80

約数和(自身を含む): 533858688

約数和(自身を除く): 320536448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 512, 640, 736, 920, 1280, 1472, 1840, 2560, 2944, 3623, 3680, 5888, 7246, 7360, 11776, 14492, 14720, 18115, 28984, 29440, 36230, 57968, 58880, 72460, 83329, 115936, 144920, 166658, 231872, 289840, 333316, 416645, 463744, 579680, 666632, 833290, 927488, 1159360, 1333264, 1666580, 1854976, 2318720, 2666528, 3333160, 4637440, 5333056, 6666320, 9274880, 10666112, 13332640, 21332224, 26665280, 42664448, 53330560, 106661120, 213322240]

約数ペア:

[(1, 213322240), (2, 106661120), (4, 53330560), (5, 42664448), (8, 26665280), (10, 21332224), (16, 13332640), (20, 10666112), (23, 9274880), (32, 6666320), (40, 5333056), (46, 4637440), (64, 3333160), (80, 2666528), (92, 2318720), (115, 1854976), (128, 1666580), (160, 1333264), (184, 1159360), (230, 927488), (256, 833290), (320, 666632), (368, 579680), (460, 463744), (512, 416645), (640, 333316), (736, 289840), (920, 231872), (1280, 166658), (1472, 144920), (1840, 115936), (2560, 83329), (2944, 72460), (3623, 58880), (3680, 57968), (5888, 36230), (7246, 29440), (7360, 28984), (11776, 18115), (14492, 14720)]