68407520

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{641}}^1$

素因数の和:708

約数の個数: 96

約数和(自身を含む): 174726720

約数和(自身を除く): 106319200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 32, 40, 46, 58, 80, 92, 115, 116, 145, 160, 184, 230, 232, 290, 368, 460, 464, 580, 641, 667, 736, 920, 928, 1160, 1282, 1334, 1840, 2320, 2564, 2668, 3205, 3335, 3680, 4640, 5128, 5336, 6410, 6670, 10256, 10672, 12820, 13340, 14743, 18589, 20512, 21344, 25640, 26680, 29486, 37178, 51280, 53360, 58972, 73715, 74356, 92945, 102560, 106720, 117944, 147430, 148712, 185890, 235888, 294860, 297424, 371780, 427547, 471776, 589720, 594848, 743560, 855094, 1179440, 1487120, 1710188, 2137735, 2358880, 2974240, 3420376, 4275470, 6840752, 8550940, 13681504, 17101880, 34203760, 68407520]

約数ペア:

[(1, 68407520), (2, 34203760), (4, 17101880), (5, 13681504), (8, 8550940), (10, 6840752), (16, 4275470), (20, 3420376), (23, 2974240), (29, 2358880), (32, 2137735), (40, 1710188), (46, 1487120), (58, 1179440), (80, 855094), (92, 743560), (115, 594848), (116, 589720), (145, 471776), (160, 427547), (184, 371780), (230, 297424), (232, 294860), (290, 235888), (368, 185890), (460, 148712), (464, 147430), (580, 117944), (641, 106720), (667, 102560), (736, 92945), (920, 74356), (928, 73715), (1160, 58972), (1282, 53360), (1334, 51280), (1840, 37178), (2320, 29486), (2564, 26680), (2668, 25640), (3205, 21344), (3335, 20512), (3680, 18589), (4640, 14743), (5128, 13340), (5336, 12820), (6410, 10672), (6670, 10256)]