64646640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{173}}^2$

素因数の和:368

約数の個数: 120

約数和(自身を含む): 223966320

約数和(自身を除く): 159319680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 173, 180, 216, 240, 270, 346, 360, 432, 519, 540, 692, 720, 865, 1038, 1080, 1384, 1557, 1730, 2076, 2160, 2595, 2768, 3114, 3460, 4152, 4671, 5190, 6228, 6920, 7785, 8304, 9342, 10380, 12456, 13840, 15570, 18684, 20760, 23355, 24912, 29929, 31140, 37368, 41520, 46710, 59858, 62280, 74736, 89787, 93420, 119716, 124560, 149645, 179574, 186840, 239432, 269361, 299290, 359148, 373680, 448935, 478864, 538722, 598580, 718296, 808083, 897870, 1077444, 1197160, 1346805, 1436592, 1616166, 1795740, 2154888, 2394320, 2693610, 3232332, 3591480, 4040415, 4309776, 5387220, 6464664, 7182960, 8080830, 10774440, 12929328, 16161660, 21548880, 32323320, 64646640]

約数ペア:

[(1, 64646640), (2, 32323320), (3, 21548880), (4, 16161660), (5, 12929328), (6, 10774440), (8, 8080830), (9, 7182960), (10, 6464664), (12, 5387220), (15, 4309776), (16, 4040415), (18, 3591480), (20, 3232332), (24, 2693610), (27, 2394320), (30, 2154888), (36, 1795740), (40, 1616166), (45, 1436592), (48, 1346805), (54, 1197160), (60, 1077444), (72, 897870), (80, 808083), (90, 718296), (108, 598580), (120, 538722), (135, 478864), (144, 448935), (173, 373680), (180, 359148), (216, 299290), (240, 269361), (270, 239432), (346, 186840), (360, 179574), (432, 149645), (519, 124560), (540, 119716), (692, 93420), (720, 89787), (865, 74736), (1038, 62280), (1080, 59858), (1384, 46710), (1557, 41520), (1730, 37368), (2076, 31140), (2160, 29929), (2595, 24912), (2768, 23355), (3114, 20760), (3460, 18684), (4152, 15570), (4671, 13840), (5190, 12456), (6228, 10380), (6920, 9342), (7785, 8304)]