420721189816

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{1063}}^1$

素因数の和:1469

約数の個数: 128

約数和(自身を含む): 835777958400

約数和(自身を除く): 415056768584

約数列:

[1, 2, 4, 8, 37, 59, 74, 118, 131, 148, 173, 236, 262, 296, 346, 472, 524, 692, 1048, 1063, 1384, 2126, 2183, 4252, 4366, 4847, 6401, 7729, 8504, 8732, 9694, 10207, 12802, 15458, 17464, 19388, 20414, 22663, 25604, 30916, 38776, 39331, 40828, 45326, 51208, 61832, 62717, 78662, 81656, 90652, 125434, 139253, 157324, 181304, 183899, 250868, 278506, 285973, 314648, 367798, 377659, 501736, 557012, 571946, 735596, 755318, 838531, 1114024, 1143892, 1337117, 1471192, 1510636, 1677062, 2287784, 2320529, 2674234, 3021272, 3354124, 4641058, 5152361, 5348468, 6708248, 6804263, 8215927, 9282116, 10304722, 10696936, 10850041, 13608526, 16431854, 18564232, 20609444, 21700082, 24090769, 27217052, 32863708, 41218888, 43400164, 48181538, 49473329, 54434104, 65727416, 86800328, 96363076, 98946658, 192726152, 197893316, 303989299, 395786632, 401451517, 607978598, 802903034, 891358453, 1215957196, 1421355371, 1605806068, 1782716906, 2431914392, 2842710742, 3211612136, 3565433812, 5685421484, 7130867624, 11370842968, 52590148727, 105180297454, 210360594908, 420721189816]

約数ペア:

[(1, 420721189816), (2, 210360594908), (4, 105180297454), (8, 52590148727), (37, 11370842968), (59, 7130867624), (74, 5685421484), (118, 3565433812), (131, 3211612136), (148, 2842710742), (173, 2431914392), (236, 1782716906), (262, 1605806068), (296, 1421355371), (346, 1215957196), (472, 891358453), (524, 802903034), (692, 607978598), (1048, 401451517), (1063, 395786632), (1384, 303989299), (2126, 197893316), (2183, 192726152), (4252, 98946658), (4366, 96363076), (4847, 86800328), (6401, 65727416), (7729, 54434104), (8504, 49473329), (8732, 48181538), (9694, 43400164), (10207, 41218888), (12802, 32863708), (15458, 27217052), (17464, 24090769), (19388, 21700082), (20414, 20609444), (22663, 18564232), (25604, 16431854), (30916, 13608526), (38776, 10850041), (39331, 10696936), (40828, 10304722), (45326, 9282116), (51208, 8215927), (61832, 6804263), (62717, 6708248), (78662, 5348468), (81656, 5152361), (90652, 4641058), (125434, 3354124), (139253, 3021272), (157324, 2674234), (181304, 2320529), (183899, 2287784), (250868, 1677062), (278506, 1510636), (285973, 1471192), (314648, 1337117), (367798, 1143892), (377659, 1114024), (501736, 838531), (557012, 755318), (571946, 735596)]