180061640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{307}}^1$

素因数の和:403

約数の個数: 128

約数和(自身を含む): 468357120

約数和(自身を除く): 288295480

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 43, 44, 55, 62, 86, 88, 110, 124, 155, 172, 215, 220, 248, 307, 310, 341, 344, 430, 440, 473, 614, 620, 682, 860, 946, 1228, 1240, 1333, 1364, 1535, 1705, 1720, 1892, 2365, 2456, 2666, 2728, 3070, 3377, 3410, 3784, 4730, 5332, 6140, 6665, 6754, 6820, 9460, 9517, 10664, 12280, 13201, 13330, 13508, 13640, 14663, 16885, 18920, 19034, 26402, 26660, 27016, 29326, 33770, 38068, 47585, 52804, 53320, 58652, 66005, 67540, 73315, 76136, 95170, 104687, 105608, 117304, 132010, 135080, 145211, 146630, 190340, 209374, 264020, 290422, 293260, 380680, 409231, 418748, 523435, 528040, 580844, 586520, 726055, 818462, 837496, 1046870, 1161688, 1452110, 1636924, 2046155, 2093740, 2904220, 3273848, 4092310, 4187480, 4501541, 5808440, 8184620, 9003082, 16369240, 18006164, 22507705, 36012328, 45015410, 90030820, 180061640]

約数ペア:

[(1, 180061640), (2, 90030820), (4, 45015410), (5, 36012328), (8, 22507705), (10, 18006164), (11, 16369240), (20, 9003082), (22, 8184620), (31, 5808440), (40, 4501541), (43, 4187480), (44, 4092310), (55, 3273848), (62, 2904220), (86, 2093740), (88, 2046155), (110, 1636924), (124, 1452110), (155, 1161688), (172, 1046870), (215, 837496), (220, 818462), (248, 726055), (307, 586520), (310, 580844), (341, 528040), (344, 523435), (430, 418748), (440, 409231), (473, 380680), (614, 293260), (620, 290422), (682, 264020), (860, 209374), (946, 190340), (1228, 146630), (1240, 145211), (1333, 135080), (1364, 132010), (1535, 117304), (1705, 105608), (1720, 104687), (1892, 95170), (2365, 76136), (2456, 73315), (2666, 67540), (2728, 66005), (3070, 58652), (3377, 53320), (3410, 52804), (3784, 47585), (4730, 38068), (5332, 33770), (6140, 29326), (6665, 27016), (6754, 26660), (6820, 26402), (9460, 19034), (9517, 18920), (10664, 16885), (12280, 14663), (13201, 13640), (13330, 13508)]