21356885760

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{8191}}^1$

素因数の和:8319

約数の個数: 288

約数和(自身を含む): 78765883392

約数和(自身を除く): 57408997632

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, 97, 105, 112, 120, 128, 140, 160, 168, 192, 194, 210, 224, 240, 256, 280, 291, 320, 336, 384, 388, 420, 448, 480, 485, 560, 582, 640, 672, 679, 768, 776, 840, 896, 960, 970, 1120, 1164, 1280, 1344, 1358, 1455, 1552, 1680, 1792, 1920, 1940, 2037, 2240, 2328, 2688, 2716, 2910, 3104, 3360, 3395, 3840, 3880, 4074, 4480, 4656, 5376, 5432, 5820, 6208, 6720, 6790, 7760, 8148, 8191, 8960, 9312, 10185, 10864, 11640, 12416, 13440, 13580, 15520, 16296, 16382, 18624, 20370, 21728, 23280, 24573, 24832, 26880, 27160, 31040, 32592, 32764, 37248, 40740, 40955, 43456, 46560, 49146, 54320, 57337, 62080, 65184, 65528, 74496, 81480, 81910, 86912, 93120, 98292, 108640, 114674, 122865, 124160, 130368, 131056, 162960, 163820, 172011, 173824, 186240, 196584, 217280, 229348, 245730, 260736, 262112, 286685, 325920, 327640, 344022, 372480, 393168, 434560, 458696, 491460, 521472, 524224, 573370, 651840, 655280, 688044, 786336, 794527, 860055, 869120, 917392, 982920, 1048448, 1146740, 1303680, 1310560, 1376088, 1572672, 1589054, 1720110, 1834784, 1965840, 2096896, 2293480, 2383581, 2607360, 2621120, 2752176, 3145344, 3178108, 3440220, 3669568, 3931680, 3972635, 4586960, 4767162, 5242240, 5504352, 5561689, 6290688, 6356216, 6880440, 7339136, 7863360, 7945270, 9173920, 9534324, 10484480, 11008704, 11123378, 11917905, 12712432, 13760880, 14678272, 15726720, 15890540, 16685067, 18347840, 19068648, 22017408, 22246756, 23835810, 25424864, 27521760, 27808445, 31453440, 31781080, 33370134, 36695680, 38137296, 44034816, 44493512, 47671620, 50849728, 55043520, 55616890, 63562160, 66740268, 73391360, 76274592, 83425335, 88987024, 95343240, 101699456, 110087040, 111233780, 127124320, 133480536, 152549184, 166850670, 177974048, 190686480, 203398912, 220174080, 222467560, 254248640, 266961072, 305098368, 333701340, 355948096, 381372960, 444935120, 508497280, 533922144, 610196736, 667402680, 711896192, 762745920, 889870240, 1016994560, 1067844288, 1334805360, 1423792384, 1525491840, 1779740480, 2135688576, 2669610720, 3050983680, 3559480960, 4271377152, 5339221440, 7118961920, 10678442880, 21356885760]

約数ペア:

[(1, 21356885760), (2, 10678442880), (3, 7118961920), (4, 5339221440), (5, 4271377152), (6, 3559480960), (7, 3050983680), (8, 2669610720), (10, 2135688576), (12, 1779740480), (14, 1525491840), (15, 1423792384), (16, 1334805360), (20, 1067844288), (21, 1016994560), (24, 889870240), (28, 762745920), (30, 711896192), (32, 667402680), (35, 610196736), (40, 533922144), (42, 508497280), (48, 444935120), (56, 381372960), (60, 355948096), (64, 333701340), (70, 305098368), (80, 266961072), (84, 254248640), (96, 222467560), (97, 220174080), (105, 203398912), (112, 190686480), (120, 177974048), (128, 166850670), (140, 152549184), (160, 133480536), (168, 127124320), (192, 111233780), (194, 110087040), (210, 101699456), (224, 95343240), (240, 88987024), (256, 83425335), (280, 76274592), (291, 73391360), (320, 66740268), (336, 63562160), (384, 55616890), (388, 55043520), (420, 50849728), (448, 47671620), (480, 44493512), (485, 44034816), (560, 38137296), (582, 36695680), (640, 33370134), (672, 31781080), (679, 31453440), (768, 27808445), (776, 27521760), (840, 25424864), (896, 23835810), (960, 22246756), (970, 22017408), (1120, 19068648), (1164, 18347840), (1280, 16685067), (1344, 15890540), (1358, 15726720), (1455, 14678272), (1552, 13760880), (1680, 12712432), (1792, 11917905), (1920, 11123378), (1940, 11008704), (2037, 10484480), (2240, 9534324), (2328, 9173920), (2688, 7945270), (2716, 7863360), (2910, 7339136), (3104, 6880440), (3360, 6356216), (3395, 6290688), (3840, 5561689), (3880, 5504352), (4074, 5242240), (4480, 4767162), (4656, 4586960), (5376, 3972635), (5432, 3931680), (5820, 3669568), (6208, 3440220), (6720, 3178108), (6790, 3145344), (7760, 2752176), (8148, 2621120), (8191, 2607360), (8960, 2383581), (9312, 2293480), (10185, 2096896), (10864, 1965840), (11640, 1834784), (12416, 1720110), (13440, 1589054), (13580, 1572672), (15520, 1376088), (16296, 1310560), (16382, 1303680), (18624, 1146740), (20370, 1048448), (21728, 982920), (23280, 917392), (24573, 869120), (24832, 860055), (26880, 794527), (27160, 786336), (31040, 688044), (32592, 655280), (32764, 651840), (37248, 573370), (40740, 524224), (40955, 521472), (43456, 491460), (46560, 458696), (49146, 434560), (54320, 393168), (57337, 372480), (62080, 344022), (65184, 327640), (65528, 325920), (74496, 286685), (81480, 262112), (81910, 260736), (86912, 245730), (93120, 229348), (98292, 217280), (108640, 196584), (114674, 186240), (122865, 173824), (124160, 172011), (130368, 163820), (131056, 162960)]