72310580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 165463200

約数和(自身を除く): 93152620

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 139, 148, 185, 190, 278, 370, 380, 556, 695, 703, 740, 1369, 1390, 1406, 2641, 2738, 2780, 2812, 3515, 5143, 5282, 5476, 6845, 7030, 10286, 10564, 13205, 13690, 14060, 20572, 25715, 26011, 26410, 27380, 51430, 52022, 52820, 97717, 102860, 104044, 130055, 190291, 195434, 260110, 380582, 390868, 488585, 520220, 761164, 951455, 977170, 1902910, 1954340, 3615529, 3805820, 7231058, 14462116, 18077645, 36155290, 72310580]

約数ペア:

[(1, 72310580), (2, 36155290), (4, 18077645), (5, 14462116), (10, 7231058), (19, 3805820), (20, 3615529), (37, 1954340), (38, 1902910), (74, 977170), (76, 951455), (95, 761164), (139, 520220), (148, 488585), (185, 390868), (190, 380582), (278, 260110), (370, 195434), (380, 190291), (556, 130055), (695, 104044), (703, 102860), (740, 97717), (1369, 52820), (1390, 52022), (1406, 51430), (2641, 27380), (2738, 26410), (2780, 26011), (2812, 25715), (3515, 20572), (5143, 14060), (5282, 13690), (5476, 13205), (6845, 10564), (7030, 10286)]