72422680

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8663}}^1$

素因数の和:8704

約数の個数: 64

約数和(自身を含む): 187142400

約数和(自身を除く): 114719720

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 8663, 17326, 34652, 43315, 69304, 86630, 95293, 164597, 173260, 190586, 329194, 346520, 381172, 476465, 658388, 762344, 822985, 952930, 1316776, 1645970, 1810567, 1905860, 3291940, 3621134, 3811720, 6583880, 7242268, 9052835, 14484536, 18105670, 36211340, 72422680]

約数ペア:

[(1, 72422680), (2, 36211340), (4, 18105670), (5, 14484536), (8, 9052835), (10, 7242268), (11, 6583880), (19, 3811720), (20, 3621134), (22, 3291940), (38, 1905860), (40, 1810567), (44, 1645970), (55, 1316776), (76, 952930), (88, 822985), (95, 762344), (110, 658388), (152, 476465), (190, 381172), (209, 346520), (220, 329194), (380, 190586), (418, 173260), (440, 164597), (760, 95293), (836, 86630), (1045, 69304), (1672, 43315), (2090, 34652), (4180, 17326), (8360, 8663)]