420781132800

素因数分解:

$2^{10}\times 3^6\times 5^2\times 7^1\times {\mathrm{3221}}^1$

素因数の和:3276

約数の個数: 924

約数和(自身を含む): 1787784721776

約数和(自身を除く): 1367003588976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 54, 56, 60, 63, 64, 70, 72, 75, 80, 81, 84, 90, 96, 100, 105, 108, 112, 120, 126, 128, 135, 140, 144, 150, 160, 162, 168, 175, 180, 189, 192, 200, 210, 216, 224, 225, 240, 243, 252, 256, 270, 280, 288, 300, 315, 320, 324, 336, 350, 360, 378, 384, 400, 405, 420, 432, 448, 450, 480, 486, 504, 512, 525, 540, 560, 567, 576, 600, 630, 640, 648, 672, 675, 700, 720, 729, 756, 768, 800, 810, 840, 864, 896, 900, 945, 960, 972, 1008, 1024, 1050, 1080, 1120, 1134, 1152, 1200, 1215, 1260, 1280, 1296, 1344, 1350, 1400, 1440, 1458, 1512, 1536, 1575, 1600, 1620, 1680, 1701, 1728, 1792, 1800, 1890, 1920, 1944, 2016, 2025, 2100, 2160, 2240, 2268, 2304, 2400, 2430, 2520, 2560, 2592, 2688, 2700, 2800, 2835, 2880, 2916, 3024, 3072, 3150, 3200, 3221, 3240, 3360, 3402, 3456, 3584, 3600, 3645, 3780, 3840, 3888, 4032, 4050, 4200, 4320, 4480, 4536, 4608, 4725, 4800, 4860, 5040, 5103, 5120, 5184, 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約数ペア:

[(1, 420781132800), (2, 210390566400), (3, 140260377600), (4, 105195283200), (5, 84156226560), (6, 70130188800), (7, 60111590400), (8, 52597641600), (9, 46753459200), (10, 42078113280), (12, 35065094400), (14, 30055795200), (15, 28052075520), (16, 26298820800), (18, 23376729600), (20, 21039056640), (21, 20037196800), (24, 17532547200), (25, 16831245312), (27, 15584486400), (28, 15027897600), (30, 14026037760), (32, 13149410400), (35, 12022318080), (36, 11688364800), (40, 10519528320), (42, 10018598400), (45, 9350691840), (48, 8766273600), (50, 8415622656), (54, 7792243200), (56, 7513948800), (60, 7013018880), (63, 6679065600), (64, 6574705200), (70, 6011159040), (72, 5844182400), (75, 5610415104), (80, 5259764160), (81, 5194828800), (84, 5009299200), (90, 4675345920), (96, 4383136800), (100, 4207811328), (105, 4007439360), (108, 3896121600), (112, 3756974400), (120, 3506509440), (126, 3339532800), (128, 3287352600), (135, 3116897280), (140, 3005579520), (144, 2922091200), (150, 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(768, 547892100), (800, 525976416), (810, 519482880), (840, 500929920), (864, 487015200), (896, 469621800), (900, 467534592), (945, 445271040), (960, 438313680), (972, 432902400), (1008, 417441600), (1024, 410919075), (1050, 400743936), (1080, 389612160), (1120, 375697440), (1134, 371059200), (1152, 365261400), (1200, 350650944), (1215, 346321920), (1260, 333953280), (1280, 328735260), (1296, 324676800), (1344, 313081200), (1350, 311689728), (1400, 300557952), (1440, 292209120), (1458, 288601600), (1512, 278294400), (1536, 273946050), (1575, 267162624), (1600, 262988208), (1620, 259741440), (1680, 250464960), (1701, 247372800), (1728, 243507600), (1792, 234810900), (1800, 233767296), (1890, 222635520), (1920, 219156840), (1944, 216451200), (2016, 208720800), (2025, 207793152), (2100, 200371968), (2160, 194806080), (2240, 187848720), (2268, 185529600), (2304, 182630700), (2400, 175325472), (2430, 173160960), (2520, 166976640), (2560, 164367630), (2592, 162338400), (2688, 156540600), 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(347868, 1209600), (360752, 1166400), (362880, 1159560), (373248, 1127350), (386520, 1088640), (388800, 1082256), (403200, 1043604), (405846, 1036800), (408240, 1030720), (412288, 1020600), (414720, 1014615), (434835, 967680), (435456, 966300), (450940, 933120), (453600, 927648), (463824, 907200), (466560, 901880), (483150, 870912), (483840, 869670), (510300, 824576), (515360, 816480), (518400, 811692), (521802, 806400), (537600, 782703), (541128, 777600), (544320, 773040), (563675, 746496), (579780, 725760), (580608, 724725), (583200, 721504), (604800, 695736), (608769, 691200), (618432, 680400), (622080, 676410), (644200, 653184)]