1903185280

素因数分解:

$2^7\times 5^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{449}}^1$

素因数の和:684

約数の個数: 128

約数和(自身を含む): 4709340000

約数和(自身を除く): 2806154720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 37, 40, 64, 74, 80, 128, 148, 160, 179, 185, 296, 320, 358, 370, 449, 592, 640, 716, 740, 895, 898, 1184, 1432, 1480, 1790, 1796, 2245, 2368, 2864, 2960, 3580, 3592, 4490, 4736, 5728, 5920, 6623, 7160, 7184, 8980, 11456, 11840, 13246, 14320, 14368, 16613, 17960, 22912, 23680, 26492, 28640, 28736, 33115, 33226, 35920, 52984, 57280, 57472, 66230, 66452, 71840, 80371, 83065, 105968, 114560, 132460, 132904, 143680, 160742, 166130, 211936, 264920, 265808, 287360, 321484, 332260, 401855, 423872, 529840, 531616, 642968, 664520, 803710, 847744, 1059680, 1063232, 1285936, 1329040, 1607420, 2119360, 2126464, 2571872, 2658080, 2973727, 3214840, 4238720, 5143744, 5316160, 5947454, 6429680, 10287488, 10632320, 11894908, 12859360, 14868635, 23789816, 25718720, 29737270, 47579632, 51437440, 59474540, 95159264, 118949080, 190318528, 237898160, 380637056, 475796320, 951592640, 1903185280]

約数ペア:

[(1, 1903185280), (2, 951592640), (4, 475796320), (5, 380637056), (8, 237898160), (10, 190318528), (16, 118949080), (20, 95159264), (32, 59474540), (37, 51437440), (40, 47579632), (64, 29737270), (74, 25718720), (80, 23789816), (128, 14868635), (148, 12859360), (160, 11894908), (179, 10632320), (185, 10287488), (296, 6429680), (320, 5947454), (358, 5316160), (370, 5143744), (449, 4238720), (592, 3214840), (640, 2973727), (716, 2658080), (740, 2571872), (895, 2126464), (898, 2119360), (1184, 1607420), (1432, 1329040), (1480, 1285936), (1790, 1063232), (1796, 1059680), (2245, 847744), (2368, 803710), (2864, 664520), (2960, 642968), (3580, 531616), (3592, 529840), (4490, 423872), (4736, 401855), (5728, 332260), (5920, 321484), (6623, 287360), (7160, 265808), (7184, 264920), (8980, 211936), (11456, 166130), (11840, 160742), (13246, 143680), (14320, 132904), (14368, 132460), (16613, 114560), (17960, 105968), (22912, 83065), (23680, 80371), (26492, 71840), (28640, 66452), (28736, 66230), (33115, 57472), (33226, 57280), (35920, 52984)]