221917321920

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{64879}}^1$

素因数の和:65415

約数の個数: 224

約数和(自身を含む): 806837299200

約数和(自身を除く): 584919977280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 509, 560, 672, 840, 960, 1018, 1120, 1344, 1527, 1680, 2036, 2240, 2545, 3054, 3360, 3563, 4072, 5090, 6108, 6720, 7126, 7635, 8144, 10180, 10689, 12216, 14252, 15270, 16288, 17815, 20360, 21378, 24432, 28504, 30540, 32576, 35630, 40720, 42756, 48864, 53445, 57008, 61080, 64879, 71260, 81440, 85512, 97728, 106890, 114016, 122160, 129758, 142520, 162880, 171024, 194637, 213780, 228032, 244320, 259516, 285040, 324395, 342048, 389274, 427560, 454153, 488640, 519032, 570080, 648790, 684096, 778548, 855120, 908306, 973185, 1038064, 1140160, 1297580, 1362459, 1557096, 1710240, 1816612, 1946370, 2076128, 2270765, 2595160, 2724918, 3114192, 3420480, 3633224, 3892740, 4152256, 4541530, 5190320, 5449836, 6228384, 6812295, 7266448, 7785480, 9083060, 10380640, 10899672, 12456768, 13624590, 14532896, 15570960, 18166120, 20761280, 21799344, 27249180, 29065792, 31141920, 33023411, 36332240, 43598688, 54498360, 62283840, 66046822, 72664480, 87197376, 99070233, 108996720, 132093644, 145328960, 165117055, 198140466, 217993440, 231163877, 264187288, 330234110, 396280932, 435986880, 462327754, 495351165, 528374576, 660468220, 693491631, 792561864, 924655508, 990702330, 1056749152, 1155819385, 1320936440, 1386983262, 1585123728, 1849311016, 1981404660, 2113498304, 2311638770, 2641872880, 2773966524, 3170247456, 3467458155, 3698622032, 3962809320, 4623277540, 5283745760, 5547933048, 6340494912, 6934916310, 7397244064, 7925618640, 9246555080, 10567491520, 11095866096, 13869832620, 14794488128, 15851237280, 18493110160, 22191732192, 27739665240, 31702474560, 36986220320, 44383464384, 55479330480, 73972440640, 110958660960, 221917321920]

約数ペア:

[(1, 221917321920), (2, 110958660960), (3, 73972440640), (4, 55479330480), (5, 44383464384), (6, 36986220320), (7, 31702474560), (8, 27739665240), (10, 22191732192), (12, 18493110160), (14, 15851237280), (15, 14794488128), (16, 13869832620), (20, 11095866096), (21, 10567491520), (24, 9246555080), (28, 7925618640), (30, 7397244064), (32, 6934916310), (35, 6340494912), (40, 5547933048), (42, 5283745760), (48, 4623277540), (56, 3962809320), (60, 3698622032), (64, 3467458155), (70, 3170247456), (80, 2773966524), (84, 2641872880), (96, 2311638770), (105, 2113498304), (112, 1981404660), (120, 1849311016), (140, 1585123728), (160, 1386983262), (168, 1320936440), (192, 1155819385), (210, 1056749152), (224, 990702330), (240, 924655508), (280, 792561864), (320, 693491631), (336, 660468220), (420, 528374576), (448, 495351165), (480, 462327754), (509, 435986880), (560, 396280932), (672, 330234110), (840, 264187288), (960, 231163877), (1018, 217993440), (1120, 198140466), (1344, 165117055), (1527, 145328960), (1680, 132093644), (2036, 108996720), (2240, 99070233), (2545, 87197376), (3054, 72664480), (3360, 66046822), (3563, 62283840), (4072, 54498360), (5090, 43598688), (6108, 36332240), (6720, 33023411), (7126, 31141920), (7635, 29065792), (8144, 27249180), (10180, 21799344), (10689, 20761280), (12216, 18166120), (14252, 15570960), (15270, 14532896), (16288, 13624590), (17815, 12456768), (20360, 10899672), (21378, 10380640), (24432, 9083060), (28504, 7785480), (30540, 7266448), (32576, 6812295), (35630, 6228384), (40720, 5449836), (42756, 5190320), (48864, 4541530), (53445, 4152256), (57008, 3892740), (61080, 3633224), (64879, 3420480), (71260, 3114192), (81440, 2724918), (85512, 2595160), (97728, 2270765), (106890, 2076128), (114016, 1946370), (122160, 1816612), (129758, 1710240), (142520, 1557096), (162880, 1362459), (171024, 1297580), (194637, 1140160), (213780, 1038064), (228032, 973185), (244320, 908306), (259516, 855120), (285040, 778548), (324395, 684096), (342048, 648790), (389274, 570080), (427560, 519032), (454153, 488640)]