855431360

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:279

約数の個数: 224

約数和(自身を含む): 2446983168

約数和(自身を除く): 1591551808

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 70, 80, 97, 112, 124, 127, 140, 155, 160, 194, 217, 224, 248, 254, 280, 310, 320, 388, 434, 448, 485, 496, 508, 560, 620, 635, 679, 776, 868, 889, 970, 992, 1016, 1085, 1120, 1240, 1270, 1358, 1552, 1736, 1778, 1940, 1984, 2032, 2170, 2240, 2480, 2540, 2716, 3007, 3104, 3395, 3472, 3556, 3880, 3937, 4064, 4340, 4445, 4960, 5080, 5432, 6014, 6208, 6790, 6944, 7112, 7760, 7874, 8128, 8680, 8890, 9920, 10160, 10864, 12028, 12319, 13580, 13888, 14224, 15035, 15520, 15748, 17360, 17780, 19685, 20320, 21049, 21728, 24056, 24638, 27160, 27559, 28448, 30070, 31040, 31496, 34720, 35560, 39370, 40640, 42098, 43456, 48112, 49276, 54320, 55118, 56896, 60140, 61595, 62992, 69440, 71120, 78740, 84196, 86233, 96224, 98552, 105245, 108640, 110236, 120280, 123190, 125984, 137795, 142240, 157480, 168392, 172466, 192448, 197104, 210490, 217280, 220472, 240560, 246380, 251968, 275590, 284480, 314960, 336784, 344932, 381889, 394208, 420980, 431165, 440944, 481120, 492760, 551180, 629920, 673568, 689864, 763778, 788416, 841960, 862330, 881888, 962240, 985520, 1102360, 1259840, 1347136, 1379728, 1527556, 1683920, 1724660, 1763776, 1909445, 1971040, 2204720, 2673223, 2759456, 3055112, 3367840, 3449320, 3818890, 3942080, 4409440, 5346446, 5518912, 6110224, 6735680, 6898640, 7637780, 8818880, 10692892, 12220448, 13366115, 13797280, 15275560, 21385784, 24440896, 26732230, 27594560, 30551120, 42771568, 53464460, 61102240, 85543136, 106928920, 122204480, 171086272, 213857840, 427715680, 855431360]

約数ペア:

[(1, 855431360), (2, 427715680), (4, 213857840), (5, 171086272), (7, 122204480), (8, 106928920), (10, 85543136), (14, 61102240), (16, 53464460), (20, 42771568), (28, 30551120), (31, 27594560), (32, 26732230), (35, 24440896), (40, 21385784), (56, 15275560), (62, 13797280), (64, 13366115), (70, 12220448), (80, 10692892), (97, 8818880), (112, 7637780), (124, 6898640), (127, 6735680), (140, 6110224), (155, 5518912), (160, 5346446), (194, 4409440), (217, 3942080), (224, 3818890), (248, 3449320), (254, 3367840), (280, 3055112), (310, 2759456), (320, 2673223), (388, 2204720), (434, 1971040), (448, 1909445), (485, 1763776), (496, 1724660), (508, 1683920), (560, 1527556), (620, 1379728), (635, 1347136), (679, 1259840), (776, 1102360), (868, 985520), (889, 962240), (970, 881888), (992, 862330), (1016, 841960), (1085, 788416), (1120, 763778), (1240, 689864), (1270, 673568), (1358, 629920), (1552, 551180), (1736, 492760), (1778, 481120), (1940, 440944), (1984, 431165), (2032, 420980), (2170, 394208), (2240, 381889), (2480, 344932), (2540, 336784), (2716, 314960), (3007, 284480), (3104, 275590), (3395, 251968), (3472, 246380), (3556, 240560), (3880, 220472), (3937, 217280), (4064, 210490), (4340, 197104), (4445, 192448), (4960, 172466), (5080, 168392), (5432, 157480), (6014, 142240), (6208, 137795), (6790, 125984), (6944, 123190), (7112, 120280), (7760, 110236), (7874, 108640), (8128, 105245), (8680, 98552), (8890, 96224), (9920, 86233), (10160, 84196), (10864, 78740), (12028, 71120), (12319, 69440), (13580, 62992), (13888, 61595), (14224, 60140), (15035, 56896), (15520, 55118), (15748, 54320), (17360, 49276), (17780, 48112), (19685, 43456), (20320, 42098), (21049, 40640), (21728, 39370), (24056, 35560), (24638, 34720), (27160, 31496), (27559, 31040), (28448, 30070)]