21251569920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41611}}^1$

素因数の和:41661

約数の個数: 288

約数和(自身を含む): 81652730880

約数和(自身を除く): 60401160960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 128, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 256, 266, 280, 285, 304, 320, 336, 380, 384, 399, 420, 448, 456, 480, 532, 560, 570, 608, 640, 665, 672, 760, 768, 798, 840, 896, 912, 960, 1064, 1120, 1140, 1216, 1280, 1330, 1344, 1520, 1596, 1680, 1792, 1824, 1920, 1995, 2128, 2240, 2280, 2432, 2660, 2688, 3040, 3192, 3360, 3648, 3840, 3990, 4256, 4480, 4560, 4864, 5320, 5376, 6080, 6384, 6720, 7296, 7980, 8512, 8960, 9120, 10640, 12160, 12768, 13440, 14592, 15960, 17024, 18240, 21280, 24320, 25536, 26880, 31920, 34048, 36480, 41611, 42560, 51072, 63840, 72960, 83222, 85120, 102144, 124833, 127680, 166444, 170240, 208055, 249666, 255360, 291277, 332888, 416110, 499332, 510720, 582554, 624165, 665776, 790609, 832220, 873831, 998664, 1165108, 1248330, 1331552, 1456385, 1581218, 1664440, 1747662, 1997328, 2330216, 2371827, 2496660, 2663104, 2912770, 3162436, 3328880, 3495324, 3953045, 3994656, 4369155, 4660432, 4743654, 4993320, 5326208, 5534263, 5825540, 6324872, 6657760, 6990648, 7906090, 7989312, 8738310, 9320864, 9487308, 9986640, 10652416, 11068526, 11651080, 11859135, 12649744, 13315520, 13981296, 15812180, 15978624, 16602789, 17476620, 18641728, 18974616, 19973280, 22137052, 23302160, 23718270, 25299488, 26631040, 27671315, 27962592, 31624360, 31957248, 33205578, 34953240, 37283456, 37949232, 39946560, 44274104, 46604320, 47436540, 50598976, 53262080, 55342630, 55925184, 63248720, 66411156, 69906480, 74566912, 75898464, 79893120, 83013945, 88548208, 93208640, 94873080, 101197952, 110685260, 111850368, 126497440, 132822312, 139812960, 151796928, 159786240, 166027890, 177096416, 186417280, 189746160, 202395904, 221370520, 223700736, 252994880, 265644624, 279625920, 303593856, 332055780, 354192832, 372834560, 379492320, 442741040, 505989760, 531289248, 559251840, 607187712, 664111560, 708385664, 758984640, 885482080, 1011979520, 1062578496, 1118503680, 1328223120, 1416771328, 1517969280, 1770964160, 2125156992, 2656446240, 3035938560, 3541928320, 4250313984, 5312892480, 7083856640, 10625784960, 21251569920]

約数ペア:

[(1, 21251569920), (2, 10625784960), (3, 7083856640), (4, 5312892480), (5, 4250313984), (6, 3541928320), (7, 3035938560), (8, 2656446240), (10, 2125156992), (12, 1770964160), (14, 1517969280), (15, 1416771328), (16, 1328223120), (19, 1118503680), (20, 1062578496), (21, 1011979520), (24, 885482080), (28, 758984640), (30, 708385664), (32, 664111560), (35, 607187712), (38, 559251840), (40, 531289248), (42, 505989760), (48, 442741040), (56, 379492320), (57, 372834560), (60, 354192832), (64, 332055780), (70, 303593856), (76, 279625920), (80, 265644624), (84, 252994880), (95, 223700736), (96, 221370520), (105, 202395904), (112, 189746160), (114, 186417280), (120, 177096416), (128, 166027890), (133, 159786240), (140, 151796928), (152, 139812960), (160, 132822312), (168, 126497440), (190, 111850368), (192, 110685260), (210, 101197952), (224, 94873080), (228, 93208640), (240, 88548208), (256, 83013945), (266, 79893120), (280, 75898464), (285, 74566912), (304, 69906480), (320, 66411156), (336, 63248720), (380, 55925184), (384, 55342630), (399, 53262080), (420, 50598976), (448, 47436540), (456, 46604320), (480, 44274104), (532, 39946560), (560, 37949232), (570, 37283456), (608, 34953240), (640, 33205578), (665, 31957248), (672, 31624360), (760, 27962592), (768, 27671315), (798, 26631040), (840, 25299488), (896, 23718270), (912, 23302160), (960, 22137052), (1064, 19973280), (1120, 18974616), (1140, 18641728), (1216, 17476620), (1280, 16602789), (1330, 15978624), (1344, 15812180), (1520, 13981296), (1596, 13315520), (1680, 12649744), (1792, 11859135), (1824, 11651080), (1920, 11068526), (1995, 10652416), (2128, 9986640), (2240, 9487308), (2280, 9320864), (2432, 8738310), (2660, 7989312), (2688, 7906090), (3040, 6990648), (3192, 6657760), (3360, 6324872), (3648, 5825540), (3840, 5534263), (3990, 5326208), (4256, 4993320), (4480, 4743654), (4560, 4660432), (4864, 4369155), (5320, 3994656), (5376, 3953045), (6080, 3495324), (6384, 3328880), (6720, 3162436), (7296, 2912770), (7980, 2663104), (8512, 2496660), (8960, 2371827), (9120, 2330216), (10640, 1997328), (12160, 1747662), (12768, 1664440), (13440, 1581218), (14592, 1456385), (15960, 1331552), (17024, 1248330), (18240, 1165108), (21280, 998664), (24320, 873831), (25536, 832220), (26880, 790609), (31920, 665776), (34048, 624165), (36480, 582554), (41611, 510720), (42560, 499332), (51072, 416110), (63840, 332888), (72960, 291277), (83222, 255360), (85120, 249666), (102144, 208055), (124833, 170240), (127680, 166444)]