19265760

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{787}}^1$

素因数の和:825

約数の個数: 144

約数和(自身を含む): 69700176

約数和(自身を除く): 50434416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 32, 34, 36, 40, 45, 48, 51, 60, 68, 72, 80, 85, 90, 96, 102, 120, 136, 144, 153, 160, 170, 180, 204, 240, 255, 272, 288, 306, 340, 360, 408, 480, 510, 544, 612, 680, 720, 765, 787, 816, 1020, 1224, 1360, 1440, 1530, 1574, 1632, 2040, 2361, 2448, 2720, 3060, 3148, 3935, 4080, 4722, 4896, 6120, 6296, 7083, 7870, 8160, 9444, 11805, 12240, 12592, 13379, 14166, 15740, 18888, 23610, 24480, 25184, 26758, 28332, 31480, 35415, 37776, 40137, 47220, 53516, 56664, 62960, 66895, 70830, 75552, 80274, 94440, 107032, 113328, 120411, 125920, 133790, 141660, 160548, 188880, 200685, 214064, 226656, 240822, 267580, 283320, 321096, 377760, 401370, 428128, 481644, 535160, 566640, 602055, 642192, 802740, 963288, 1070320, 1133280, 1204110, 1284384, 1605480, 1926576, 2140640, 2408220, 3210960, 3853152, 4816440, 6421920, 9632880, 19265760]

約数ペア:

[(1, 19265760), (2, 9632880), (3, 6421920), (4, 4816440), (5, 3853152), (6, 3210960), (8, 2408220), (9, 2140640), (10, 1926576), (12, 1605480), (15, 1284384), (16, 1204110), (17, 1133280), (18, 1070320), (20, 963288), (24, 802740), (30, 642192), (32, 602055), (34, 566640), (36, 535160), (40, 481644), (45, 428128), (48, 401370), (51, 377760), (60, 321096), (68, 283320), (72, 267580), (80, 240822), (85, 226656), (90, 214064), (96, 200685), (102, 188880), (120, 160548), (136, 141660), (144, 133790), (153, 125920), (160, 120411), (170, 113328), (180, 107032), (204, 94440), (240, 80274), (255, 75552), (272, 70830), (288, 66895), (306, 62960), (340, 56664), (360, 53516), (408, 47220), (480, 40137), (510, 37776), (544, 35415), (612, 31480), (680, 28332), (720, 26758), (765, 25184), (787, 24480), (816, 23610), (1020, 18888), (1224, 15740), (1360, 14166), (1440, 13379), (1530, 12592), (1574, 12240), (1632, 11805), (2040, 9444), (2361, 8160), (2448, 7870), (2720, 7083), (3060, 6296), (3148, 6120), (3935, 4896), (4080, 4722)]