20426153160

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{683}}^1\times {\mathrm{35603}}^1$

素因数の和:36307

約数の個数: 128

約数和(自身を含む): 70137031680

約数和(自身を除く): 49710878520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 683, 840, 1366, 2049, 2732, 3415, 4098, 4781, 5464, 6830, 8196, 9562, 10245, 13660, 14343, 16392, 19124, 20490, 23905, 27320, 28686, 35603, 38248, 40980, 47810, 57372, 71206, 71715, 81960, 95620, 106809, 114744, 142412, 143430, 178015, 191240, 213618, 249221, 284824, 286860, 356030, 427236, 498442, 534045, 573720, 712060, 747663, 854472, 996884, 1068090, 1246105, 1424120, 1495326, 1993768, 2136180, 2492210, 2990652, 3738315, 4272360, 4984420, 5981304, 7476630, 9968840, 14953260, 24316849, 29906520, 48633698, 72950547, 97267396, 121584245, 145901094, 170217943, 194534792, 243168490, 291802188, 340435886, 364752735, 486336980, 510653829, 583604376, 680871772, 729505470, 851089715, 972673960, 1021307658, 1361743544, 1459010940, 1702179430, 2042615316, 2553269145, 2918021880, 3404358860, 4085230632, 5106538290, 6808717720, 10213076580, 20426153160]

約数ペア:

[(1, 20426153160), (2, 10213076580), (3, 6808717720), (4, 5106538290), (5, 4085230632), (6, 3404358860), (7, 2918021880), (8, 2553269145), (10, 2042615316), (12, 1702179430), (14, 1459010940), (15, 1361743544), (20, 1021307658), (21, 972673960), (24, 851089715), (28, 729505470), (30, 680871772), (35, 583604376), (40, 510653829), (42, 486336980), (56, 364752735), (60, 340435886), (70, 291802188), (84, 243168490), (105, 194534792), (120, 170217943), (140, 145901094), (168, 121584245), (210, 97267396), (280, 72950547), (420, 48633698), (683, 29906520), (840, 24316849), (1366, 14953260), (2049, 9968840), (2732, 7476630), (3415, 5981304), (4098, 4984420), (4781, 4272360), (5464, 3738315), (6830, 2990652), (8196, 2492210), (9562, 2136180), (10245, 1993768), (13660, 1495326), (14343, 1424120), (16392, 1246105), (19124, 1068090), (20490, 996884), (23905, 854472), (27320, 747663), (28686, 712060), (35603, 573720), (38248, 534045), (40980, 498442), (47810, 427236), (57372, 356030), (71206, 286860), (71715, 284824), (81960, 249221), (95620, 213618), (106809, 191240), (114744, 178015), (142412, 143430)]