28468080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2081}}^1$

素因数の和:2119

約数の個数: 120

約数和(自身を含む): 100685520

約数和(自身を除く): 72217440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2081, 2280, 2736, 3420, 4162, 4560, 6243, 6840, 8324, 10405, 12486, 13680, 16648, 18729, 20810, 24972, 31215, 33296, 37458, 39539, 41620, 49944, 62430, 74916, 79078, 83240, 93645, 99888, 118617, 124860, 149832, 158156, 166480, 187290, 197695, 237234, 249720, 299664, 316312, 355851, 374580, 395390, 474468, 499440, 593085, 632624, 711702, 749160, 790780, 948936, 1186170, 1423404, 1498320, 1581560, 1779255, 1897872, 2372340, 2846808, 3163120, 3558510, 4744680, 5693616, 7117020, 9489360, 14234040, 28468080]

約数ペア:

[(1, 28468080), (2, 14234040), (3, 9489360), (4, 7117020), (5, 5693616), (6, 4744680), (8, 3558510), (9, 3163120), (10, 2846808), (12, 2372340), (15, 1897872), (16, 1779255), (18, 1581560), (19, 1498320), (20, 1423404), (24, 1186170), (30, 948936), (36, 790780), (38, 749160), (40, 711702), (45, 632624), (48, 593085), (57, 499440), (60, 474468), (72, 395390), (76, 374580), (80, 355851), (90, 316312), (95, 299664), (114, 249720), (120, 237234), (144, 197695), (152, 187290), (171, 166480), (180, 158156), (190, 149832), (228, 124860), (240, 118617), (285, 99888), (304, 93645), (342, 83240), (360, 79078), (380, 74916), (456, 62430), (570, 49944), (684, 41620), (720, 39539), (760, 37458), (855, 33296), (912, 31215), (1140, 24972), (1368, 20810), (1520, 18729), (1710, 16648), (2081, 13680), (2280, 12486), (2736, 10405), (3420, 8324), (4162, 6840), (4560, 6243)]