61401720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{22247}}^1$

素因数の和:22284

約数の個数: 64

約数和(自身を含む): 192222720

約数和(自身を除く): 130821000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 22247, 44494, 66741, 88988, 111235, 133482, 177976, 222470, 266964, 333705, 444940, 511681, 533928, 667410, 889880, 1023362, 1334820, 1535043, 2046724, 2558405, 2669640, 3070086, 4093448, 5116810, 6140172, 7675215, 10233620, 12280344, 15350430, 20467240, 30700860, 61401720]

約数ペア:

[(1, 61401720), (2, 30700860), (3, 20467240), (4, 15350430), (5, 12280344), (6, 10233620), (8, 7675215), (10, 6140172), (12, 5116810), (15, 4093448), (20, 3070086), (23, 2669640), (24, 2558405), (30, 2046724), (40, 1535043), (46, 1334820), (60, 1023362), (69, 889880), (92, 667410), (115, 533928), (120, 511681), (138, 444940), (184, 333705), (230, 266964), (276, 222470), (345, 177976), (460, 133482), (552, 111235), (690, 88988), (920, 66741), (1380, 44494), (2760, 22247)]