186640860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{139}}^2$

素因数の和:320

約数の個数: 144

約数和(自身を含む): 627734016

約数和(自身を除く): 441093156

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 139, 140, 161, 210, 230, 276, 278, 322, 345, 417, 420, 460, 483, 556, 644, 690, 695, 805, 834, 966, 973, 1380, 1390, 1610, 1668, 1932, 1946, 2085, 2415, 2780, 2919, 3197, 3220, 3892, 4170, 4830, 4865, 5838, 6394, 8340, 9591, 9660, 9730, 11676, 12788, 14595, 15985, 19182, 19321, 19460, 22379, 29190, 31970, 38364, 38642, 44758, 47955, 57963, 58380, 63940, 67137, 77284, 89516, 95910, 96605, 111895, 115926, 134274, 135247, 191820, 193210, 223790, 231852, 268548, 270494, 289815, 335685, 386420, 405741, 444383, 447580, 540988, 579630, 671370, 676235, 811482, 888766, 1159260, 1333149, 1342740, 1352470, 1622964, 1777532, 2028705, 2221915, 2666298, 2704940, 3110681, 4057410, 4443830, 5332596, 6221362, 6665745, 8114820, 8887660, 9332043, 12442724, 13331490, 15553405, 18664086, 26662980, 31106810, 37328172, 46660215, 62213620, 93320430, 186640860]

約数ペア:

[(1, 186640860), (2, 93320430), (3, 62213620), (4, 46660215), (5, 37328172), (6, 31106810), (7, 26662980), (10, 18664086), (12, 15553405), (14, 13331490), (15, 12442724), (20, 9332043), (21, 8887660), (23, 8114820), (28, 6665745), (30, 6221362), (35, 5332596), (42, 4443830), (46, 4057410), (60, 3110681), (69, 2704940), (70, 2666298), (84, 2221915), (92, 2028705), (105, 1777532), (115, 1622964), (138, 1352470), (139, 1342740), (140, 1333149), (161, 1159260), (210, 888766), (230, 811482), (276, 676235), (278, 671370), (322, 579630), (345, 540988), (417, 447580), (420, 444383), (460, 405741), (483, 386420), (556, 335685), (644, 289815), (690, 270494), (695, 268548), (805, 231852), (834, 223790), (966, 193210), (973, 191820), (1380, 135247), (1390, 134274), (1610, 115926), (1668, 111895), (1932, 96605), (1946, 95910), (2085, 89516), (2415, 77284), (2780, 67137), (2919, 63940), (3197, 58380), (3220, 57963), (3892, 47955), (4170, 44758), (4830, 38642), (4865, 38364), (5838, 31970), (6394, 29190), (8340, 22379), (9591, 19460), (9660, 19321), (9730, 19182), (11676, 15985), (12788, 14595)]