78735240

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1279}}^1$

素因数の和:1321

約数の個数: 160

約数和(自身を含む): 278784000

約数和(自身を除く): 200048760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1279, 1368, 1539, 1620, 1710, 2052, 2280, 2558, 2565, 3078, 3240, 3420, 3837, 4104, 5116, 5130, 6156, 6395, 6840, 7674, 7695, 10232, 10260, 11511, 12312, 12790, 15348, 15390, 19185, 20520, 23022, 24301, 25580, 30696, 30780, 34533, 38370, 46044, 48602, 51160, 57555, 61560, 69066, 72903, 76740, 92088, 97204, 103599, 115110, 121505, 138132, 145806, 153480, 172665, 194408, 207198, 218709, 230220, 243010, 276264, 291612, 345330, 364515, 414396, 437418, 460440, 486020, 517995, 583224, 656127, 690660, 729030, 828792, 874836, 972040, 1035990, 1093545, 1312254, 1381320, 1458060, 1749672, 1968381, 2071980, 2187090, 2624508, 2916120, 3280635, 3936762, 4143960, 4374180, 5249016, 6561270, 7873524, 8748360, 9841905, 13122540, 15747048, 19683810, 26245080, 39367620, 78735240]

約数ペア:

[(1, 78735240), (2, 39367620), (3, 26245080), (4, 19683810), (5, 15747048), (6, 13122540), (8, 9841905), (9, 8748360), (10, 7873524), (12, 6561270), (15, 5249016), (18, 4374180), (19, 4143960), (20, 3936762), (24, 3280635), (27, 2916120), (30, 2624508), (36, 2187090), (38, 2071980), (40, 1968381), (45, 1749672), (54, 1458060), (57, 1381320), (60, 1312254), (72, 1093545), (76, 1035990), (81, 972040), (90, 874836), (95, 828792), (108, 729030), (114, 690660), (120, 656127), (135, 583224), (152, 517995), (162, 486020), (171, 460440), (180, 437418), (190, 414396), (216, 364515), (228, 345330), (270, 291612), (285, 276264), (324, 243010), (342, 230220), (360, 218709), (380, 207198), (405, 194408), (456, 172665), (513, 153480), (540, 145806), (570, 138132), (648, 121505), (684, 115110), (760, 103599), (810, 97204), (855, 92088), (1026, 76740), (1080, 72903), (1140, 69066), (1279, 61560), (1368, 57555), (1539, 51160), (1620, 48602), (1710, 46044), (2052, 38370), (2280, 34533), (2558, 30780), (2565, 30696), (3078, 25580), (3240, 24301), (3420, 23022), (3837, 20520), (4104, 19185), (5116, 15390), (5130, 15348), (6156, 12790), (6395, 12312), (6840, 11511), (7674, 10260), (7695, 10232)]