78553440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{7793}}^1$

素因数の和:7821

約数の個数: 144

約数和(自身を含む): 306397728

約数和(自身を除く): 227844288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 7793, 10080, 15586, 23379, 31172, 38965, 46758, 54551, 62344, 70137, 77930, 93516, 109102, 116895, 124688, 140274, 155860, 163653, 187032, 218204, 233790, 249376, 272755, 280548, 311720, 327306, 350685, 374064, 436408, 467580, 490959, 545510, 561096, 623440, 654612, 701370, 748128, 818265, 872816, 935160, 981918, 1091020, 1122192, 1246880, 1309224, 1402740, 1636530, 1745632, 1870320, 1963836, 2182040, 2244384, 2454795, 2618448, 2805480, 3273060, 3740640, 3927672, 4364080, 4909590, 5236896, 5610960, 6546120, 7855344, 8728160, 9819180, 11221920, 13092240, 15710688, 19638360, 26184480, 39276720, 78553440]

約数ペア:

[(1, 78553440), (2, 39276720), (3, 26184480), (4, 19638360), (5, 15710688), (6, 13092240), (7, 11221920), (8, 9819180), (9, 8728160), (10, 7855344), (12, 6546120), (14, 5610960), (15, 5236896), (16, 4909590), (18, 4364080), (20, 3927672), (21, 3740640), (24, 3273060), (28, 2805480), (30, 2618448), (32, 2454795), (35, 2244384), (36, 2182040), (40, 1963836), (42, 1870320), (45, 1745632), (48, 1636530), (56, 1402740), (60, 1309224), (63, 1246880), (70, 1122192), (72, 1091020), (80, 981918), (84, 935160), (90, 872816), (96, 818265), (105, 748128), (112, 701370), (120, 654612), (126, 623440), (140, 561096), (144, 545510), (160, 490959), (168, 467580), (180, 436408), (210, 374064), (224, 350685), (240, 327306), (252, 311720), (280, 280548), (288, 272755), (315, 249376), (336, 233790), (360, 218204), (420, 187032), (480, 163653), (504, 155860), (560, 140274), (630, 124688), (672, 116895), (720, 109102), (840, 93516), (1008, 77930), (1120, 70137), (1260, 62344), (1440, 54551), (1680, 46758), (2016, 38965), (2520, 31172), (3360, 23379), (5040, 15586), (7793, 10080)]