38664540

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{823}}^1$

素因数の和:873

約数の個数: 120

約数和(自身を含む): 125627040

約数和(自身を除く): 86962500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 29, 30, 36, 45, 54, 58, 60, 81, 87, 90, 108, 116, 135, 145, 162, 174, 180, 261, 270, 290, 324, 348, 405, 435, 522, 540, 580, 783, 810, 823, 870, 1044, 1305, 1566, 1620, 1646, 1740, 2349, 2469, 2610, 3132, 3292, 3915, 4115, 4698, 4938, 5220, 7407, 7830, 8230, 9396, 9876, 11745, 12345, 14814, 15660, 16460, 22221, 23490, 23867, 24690, 29628, 37035, 44442, 46980, 47734, 49380, 66663, 71601, 74070, 88884, 95468, 111105, 119335, 133326, 143202, 148140, 214803, 222210, 238670, 266652, 286404, 333315, 358005, 429606, 444420, 477340, 644409, 666630, 716010, 859212, 1074015, 1288818, 1333260, 1432020, 1933227, 2148030, 2577636, 3222045, 3866454, 4296060, 6444090, 7732908, 9666135, 12888180, 19332270, 38664540]

約数ペア:

[(1, 38664540), (2, 19332270), (3, 12888180), (4, 9666135), (5, 7732908), (6, 6444090), (9, 4296060), (10, 3866454), (12, 3222045), (15, 2577636), (18, 2148030), (20, 1933227), (27, 1432020), (29, 1333260), (30, 1288818), (36, 1074015), (45, 859212), (54, 716010), (58, 666630), (60, 644409), (81, 477340), (87, 444420), (90, 429606), (108, 358005), (116, 333315), (135, 286404), (145, 266652), (162, 238670), (174, 222210), (180, 214803), (261, 148140), (270, 143202), (290, 133326), (324, 119335), (348, 111105), (405, 95468), (435, 88884), (522, 74070), (540, 71601), (580, 66663), (783, 49380), (810, 47734), (823, 46980), (870, 44442), (1044, 37035), (1305, 29628), (1566, 24690), (1620, 23867), (1646, 23490), (1740, 22221), (2349, 16460), (2469, 15660), (2610, 14814), (3132, 12345), (3292, 11745), (3915, 9876), (4115, 9396), (4698, 8230), (4938, 7830), (5220, 7407)]