228456880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{971}}^1$

素因数の和:1174

約数の個数: 80

約数和(自身を含む): 566240544

約数和(自身を除く): 337783664

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 173, 272, 340, 346, 680, 692, 865, 971, 1360, 1384, 1730, 1942, 2768, 2941, 3460, 3884, 4855, 5882, 6920, 7768, 9710, 11764, 13840, 14705, 15536, 16507, 19420, 23528, 29410, 33014, 38840, 47056, 58820, 66028, 77680, 82535, 117640, 132056, 165070, 167983, 235280, 264112, 330140, 335966, 660280, 671932, 839915, 1320560, 1343864, 1679830, 2687728, 2855711, 3359660, 5711422, 6719320, 11422844, 13438640, 14278555, 22845688, 28557110, 45691376, 57114220, 114228440, 228456880]

約数ペア:

[(1, 228456880), (2, 114228440), (4, 57114220), (5, 45691376), (8, 28557110), (10, 22845688), (16, 14278555), (17, 13438640), (20, 11422844), (34, 6719320), (40, 5711422), (68, 3359660), (80, 2855711), (85, 2687728), (136, 1679830), (170, 1343864), (173, 1320560), (272, 839915), (340, 671932), (346, 660280), (680, 335966), (692, 330140), (865, 264112), (971, 235280), (1360, 167983), (1384, 165070), (1730, 132056), (1942, 117640), (2768, 82535), (2941, 77680), (3460, 66028), (3884, 58820), (4855, 47056), (5882, 38840), (6920, 33014), (7768, 29410), (9710, 23528), (11764, 19420), (13840, 16507), (14705, 15536)]