160208620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 413199360

約数和(自身を除く): 252990740

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 110, 124, 130, 139, 143, 155, 169, 220, 260, 278, 286, 310, 338, 341, 403, 556, 572, 620, 676, 682, 695, 715, 806, 845, 1364, 1390, 1430, 1529, 1612, 1690, 1705, 1807, 1859, 2015, 2780, 2860, 3058, 3380, 3410, 3614, 3718, 4030, 4309, 4433, 5239, 6116, 6820, 7228, 7436, 7645, 8060, 8618, 8866, 9035, 9295, 10478, 15290, 17236, 17732, 18070, 18590, 19877, 20956, 21545, 22165, 23491, 26195, 30580, 36140, 37180, 39754, 43090, 44330, 46982, 47399, 52390, 56017, 57629, 79508, 86180, 88660, 93964, 94798, 99385, 104780, 112034, 115258, 117455, 189596, 198770, 224068, 230516, 234910, 236995, 258401, 280085, 288145, 397540, 469820, 473990, 516802, 560170, 576290, 616187, 728221, 947980, 1033604, 1120340, 1152580, 1232374, 1292005, 1456442, 2464748, 2584010, 2912884, 3080935, 3641105, 5168020, 6161870, 7282210, 8010431, 12323740, 14564420, 16020862, 32041724, 40052155, 80104310, 160208620]

約数ペア:

[(1, 160208620), (2, 80104310), (4, 40052155), (5, 32041724), (10, 16020862), (11, 14564420), (13, 12323740), (20, 8010431), (22, 7282210), (26, 6161870), (31, 5168020), (44, 3641105), (52, 3080935), (55, 2912884), (62, 2584010), (65, 2464748), (110, 1456442), (124, 1292005), (130, 1232374), (139, 1152580), (143, 1120340), (155, 1033604), (169, 947980), (220, 728221), (260, 616187), (278, 576290), (286, 560170), (310, 516802), (338, 473990), (341, 469820), (403, 397540), (556, 288145), (572, 280085), (620, 258401), (676, 236995), (682, 234910), (695, 230516), (715, 224068), (806, 198770), (845, 189596), (1364, 117455), (1390, 115258), (1430, 112034), (1529, 104780), (1612, 99385), (1690, 94798), (1705, 93964), (1807, 88660), (1859, 86180), (2015, 79508), (2780, 57629), (2860, 56017), (3058, 52390), (3380, 47399), (3410, 46982), (3614, 44330), (3718, 43090), (4030, 39754), (4309, 37180), (4433, 36140), (5239, 30580), (6116, 26195), (6820, 23491), (7228, 22165), (7436, 21545), (7645, 20956), (8060, 19877), (8618, 18590), (8866, 18070), (9035, 17732), (9295, 17236), (10478, 15290)]