31304610

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^2$

素因数の和:181

約数の個数: 96

約数和(自身を含む): 88352640

約数和(自身を除く): 57048030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 71, 90, 115, 135, 138, 142, 207, 213, 230, 270, 345, 355, 414, 426, 621, 639, 690, 710, 1035, 1065, 1242, 1278, 1633, 1917, 2070, 2130, 3105, 3195, 3266, 3834, 4899, 5041, 6210, 6390, 8165, 9585, 9798, 10082, 14697, 15123, 16330, 19170, 24495, 25205, 29394, 30246, 44091, 45369, 48990, 50410, 73485, 75615, 88182, 90738, 115943, 136107, 146970, 151230, 220455, 226845, 231886, 272214, 347829, 440910, 453690, 579715, 680535, 695658, 1043487, 1159430, 1361070, 1739145, 2086974, 3130461, 3478290, 5217435, 6260922, 10434870, 15652305, 31304610]

約数ペア:

[(1, 31304610), (2, 15652305), (3, 10434870), (5, 6260922), (6, 5217435), (9, 3478290), (10, 3130461), (15, 2086974), (18, 1739145), (23, 1361070), (27, 1159430), (30, 1043487), (45, 695658), (46, 680535), (54, 579715), (69, 453690), (71, 440910), (90, 347829), (115, 272214), (135, 231886), (138, 226845), (142, 220455), (207, 151230), (213, 146970), (230, 136107), (270, 115943), (345, 90738), (355, 88182), (414, 75615), (426, 73485), (621, 50410), (639, 48990), (690, 45369), (710, 44091), (1035, 30246), (1065, 29394), (1242, 25205), (1278, 24495), (1633, 19170), (1917, 16330), (2070, 15123), (2130, 14697), (3105, 10082), (3195, 9798), (3266, 9585), (3834, 8165), (4899, 6390), (5041, 6210)]