904009428

素因数分解:

$2^2\times 3^2\times 7^3\times {\mathrm{179}}^1\times {\mathrm{409}}^1$

素因数の和:619

約数の個数: 144

約数和(自身を含む): 2686320000

約数和(自身を除く): 1782310572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 179, 196, 252, 294, 343, 358, 409, 441, 537, 588, 686, 716, 818, 882, 1029, 1074, 1227, 1253, 1372, 1611, 1636, 1764, 2058, 2148, 2454, 2506, 2863, 3087, 3222, 3681, 3759, 4116, 4908, 5012, 5726, 6174, 6444, 7362, 7518, 8589, 8771, 11277, 11452, 12348, 14724, 15036, 17178, 17542, 20041, 22554, 25767, 26313, 34356, 35084, 40082, 45108, 51534, 52626, 60123, 61397, 73211, 78939, 80164, 103068, 105252, 120246, 122794, 140287, 146422, 157878, 180369, 184191, 219633, 240492, 245588, 280574, 292844, 315756, 360738, 368382, 420861, 439266, 512477, 552573, 561148, 658899, 721476, 736764, 841722, 878532, 1024954, 1105146, 1262583, 1317798, 1537431, 1683444, 2049908, 2210292, 2525166, 2635596, 3074862, 3587339, 4612293, 5050332, 6149724, 7174678, 9224586, 10762017, 14349356, 18449172, 21524034, 25111373, 32286051, 43048068, 50222746, 64572102, 75334119, 100445492, 129144204, 150668238, 226002357, 301336476, 452004714, 904009428]

約数ペア:

[(1, 904009428), (2, 452004714), (3, 301336476), (4, 226002357), (6, 150668238), (7, 129144204), (9, 100445492), (12, 75334119), (14, 64572102), (18, 50222746), (21, 43048068), (28, 32286051), (36, 25111373), (42, 21524034), (49, 18449172), (63, 14349356), (84, 10762017), (98, 9224586), (126, 7174678), (147, 6149724), (179, 5050332), (196, 4612293), (252, 3587339), (294, 3074862), (343, 2635596), (358, 2525166), (409, 2210292), (441, 2049908), (537, 1683444), (588, 1537431), (686, 1317798), (716, 1262583), (818, 1105146), (882, 1024954), (1029, 878532), (1074, 841722), (1227, 736764), (1253, 721476), (1372, 658899), (1611, 561148), (1636, 552573), (1764, 512477), (2058, 439266), (2148, 420861), (2454, 368382), (2506, 360738), (2863, 315756), (3087, 292844), (3222, 280574), (3681, 245588), (3759, 240492), (4116, 219633), (4908, 184191), (5012, 180369), (5726, 157878), (6174, 146422), (6444, 140287), (7362, 122794), (7518, 120246), (8589, 105252), (8771, 103068), (11277, 80164), (11452, 78939), (12348, 73211), (14724, 61397), (15036, 60123), (17178, 52626), (17542, 51534), (20041, 45108), (22554, 40082), (25767, 35084), (26313, 34356)]