140292680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5227}}^1$

素因数の和:5310

約数の個数: 64

約数和(自身を含む): 350066880

約数和(自身を除く): 209774200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 61, 88, 110, 122, 220, 244, 305, 440, 488, 610, 671, 1220, 1342, 2440, 2684, 3355, 5227, 5368, 6710, 10454, 13420, 20908, 26135, 26840, 41816, 52270, 57497, 104540, 114994, 209080, 229988, 287485, 318847, 459976, 574970, 637694, 1149940, 1275388, 1594235, 2299880, 2550776, 3188470, 3507317, 6376940, 7014634, 12753880, 14029268, 17536585, 28058536, 35073170, 70146340, 140292680]

約数ペア:

[(1, 140292680), (2, 70146340), (4, 35073170), (5, 28058536), (8, 17536585), (10, 14029268), (11, 12753880), (20, 7014634), (22, 6376940), (40, 3507317), (44, 3188470), (55, 2550776), (61, 2299880), (88, 1594235), (110, 1275388), (122, 1149940), (220, 637694), (244, 574970), (305, 459976), (440, 318847), (488, 287485), (610, 229988), (671, 209080), (1220, 114994), (1342, 104540), (2440, 57497), (2684, 52270), (3355, 41816), (5227, 26840), (5368, 26135), (6710, 20908), (10454, 13420)]