202217720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{857}}^1$

素因数の和:1232

約数の個数: 64

約数和(自身を含む): 483706080

約数和(自身を除く): 281488360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 347, 680, 694, 857, 1388, 1714, 1735, 2776, 3428, 3470, 4285, 5899, 6856, 6940, 8570, 11798, 13880, 14569, 17140, 23596, 29138, 29495, 34280, 47192, 58276, 58990, 72845, 116552, 117980, 145690, 235960, 291380, 297379, 582760, 594758, 1189516, 1486895, 2379032, 2973790, 5055443, 5947580, 10110886, 11895160, 20221772, 25277215, 40443544, 50554430, 101108860, 202217720]

約数ペア:

[(1, 202217720), (2, 101108860), (4, 50554430), (5, 40443544), (8, 25277215), (10, 20221772), (17, 11895160), (20, 10110886), (34, 5947580), (40, 5055443), (68, 2973790), (85, 2379032), (136, 1486895), (170, 1189516), (340, 594758), (347, 582760), (680, 297379), (694, 291380), (857, 235960), (1388, 145690), (1714, 117980), (1735, 116552), (2776, 72845), (3428, 58990), (3470, 58276), (4285, 47192), (5899, 34280), (6856, 29495), (6940, 29138), (8570, 23596), (11798, 17140), (13880, 14569)]