20161215468

素因数分解:

$2^2\times 3^3\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{113}}^1\times {\mathrm{373}}^1$

素因数の和:645

約数の個数: 192

約数和(自身を含む): 54628654080

約数和(自身を除く): 34467438612

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 43, 54, 86, 103, 108, 113, 129, 172, 206, 226, 258, 309, 339, 373, 387, 412, 452, 516, 618, 678, 746, 774, 927, 1017, 1119, 1161, 1236, 1356, 1492, 1548, 1854, 2034, 2238, 2322, 2781, 3051, 3357, 3708, 4068, 4429, 4476, 4644, 4859, 5562, 6102, 6714, 8858, 9718, 10071, 11124, 11639, 12204, 13287, 13428, 14577, 16039, 17716, 19436, 20142, 23278, 26574, 29154, 32078, 34917, 38419, 39861, 40284, 42149, 43731, 46556, 48117, 53148, 58308, 64156, 69834, 76838, 79722, 84298, 87462, 96234, 104751, 115257, 119583, 126447, 131193, 139668, 144351, 153676, 159444, 168596, 174924, 192468, 209502, 230514, 239166, 252894, 262386, 288702, 314253, 345771, 379341, 419004, 433053, 461028, 478332, 500477, 505788, 524772, 577404, 628506, 691542, 758682, 866106, 1000954, 1037313, 1138023, 1257012, 1383084, 1501431, 1517364, 1652017, 1732212, 1812407, 2001908, 2074626, 2276046, 3002862, 3304034, 3624814, 4149252, 4341347, 4504293, 4552092, 4956051, 5437221, 6005724, 6608068, 7249628, 8682694, 9008586, 9912102, 10874442, 13024041, 13512879, 14868153, 16311663, 17365388, 18017172, 19824204, 21748884, 26048082, 27025758, 29736306, 32623326, 39072123, 44604459, 48934989, 52096164, 54051516, 59472612, 65246652, 78144246, 89208918, 97869978, 117216369, 156288492, 178417836, 186677921, 195739956, 234432738, 373355842, 468865476, 560033763, 746711684, 1120067526, 1680101289, 2240135052, 3360202578, 5040303867, 6720405156, 10080607734, 20161215468]

約数ペア:

[(1, 20161215468), (2, 10080607734), (3, 6720405156), (4, 5040303867), (6, 3360202578), (9, 2240135052), (12, 1680101289), (18, 1120067526), (27, 746711684), (36, 560033763), (43, 468865476), (54, 373355842), (86, 234432738), (103, 195739956), (108, 186677921), (113, 178417836), (129, 156288492), (172, 117216369), (206, 97869978), (226, 89208918), (258, 78144246), (309, 65246652), (339, 59472612), (373, 54051516), (387, 52096164), (412, 48934989), (452, 44604459), (516, 39072123), (618, 32623326), (678, 29736306), (746, 27025758), (774, 26048082), (927, 21748884), (1017, 19824204), (1119, 18017172), (1161, 17365388), (1236, 16311663), (1356, 14868153), (1492, 13512879), (1548, 13024041), (1854, 10874442), (2034, 9912102), (2238, 9008586), (2322, 8682694), (2781, 7249628), (3051, 6608068), (3357, 6005724), (3708, 5437221), (4068, 4956051), (4429, 4552092), (4476, 4504293), (4644, 4341347), (4859, 4149252), (5562, 3624814), (6102, 3304034), (6714, 3002862), (8858, 2276046), (9718, 2074626), (10071, 2001908), (11124, 1812407), (11639, 1732212), (12204, 1652017), (13287, 1517364), (13428, 1501431), (14577, 1383084), (16039, 1257012), (17716, 1138023), (19436, 1037313), (20142, 1000954), (23278, 866106), (26574, 758682), (29154, 691542), (32078, 628506), (34917, 577404), (38419, 524772), (39861, 505788), (40284, 500477), (42149, 478332), (43731, 461028), (46556, 433053), (48117, 419004), (53148, 379341), (58308, 345771), (64156, 314253), (69834, 288702), (76838, 262386), (79722, 252894), (84298, 239166), (87462, 230514), (96234, 209502), (104751, 192468), (115257, 174924), (119583, 168596), (126447, 159444), (131193, 153676), (139668, 144351)]