7840850040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{138727}}^1$

素因数の和:138901

約数の個数: 96

約数和(自身を含む): 25645258080

約数和(自身を除く): 17804408040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 157, 180, 314, 360, 471, 628, 785, 942, 1256, 1413, 1570, 1884, 2355, 2826, 3140, 3768, 4710, 5652, 6280, 7065, 9420, 11304, 14130, 18840, 28260, 56520, 138727, 277454, 416181, 554908, 693635, 832362, 1109816, 1248543, 1387270, 1664724, 2080905, 2497086, 2774540, 3329448, 4161810, 4994172, 5549080, 6242715, 8323620, 9988344, 12485430, 16647240, 21780139, 24970860, 43560278, 49941720, 65340417, 87120556, 108900695, 130680834, 174241112, 196021251, 217801390, 261361668, 326702085, 392042502, 435602780, 522723336, 653404170, 784085004, 871205560, 980106255, 1306808340, 1568170008, 1960212510, 2613616680, 3920425020, 7840850040]

約数ペア:

[(1, 7840850040), (2, 3920425020), (3, 2613616680), (4, 1960212510), (5, 1568170008), (6, 1306808340), (8, 980106255), (9, 871205560), (10, 784085004), (12, 653404170), (15, 522723336), (18, 435602780), (20, 392042502), (24, 326702085), (30, 261361668), (36, 217801390), (40, 196021251), (45, 174241112), (60, 130680834), (72, 108900695), (90, 87120556), (120, 65340417), (157, 49941720), (180, 43560278), (314, 24970860), (360, 21780139), (471, 16647240), (628, 12485430), (785, 9988344), (942, 8323620), (1256, 6242715), (1413, 5549080), (1570, 4994172), (1884, 4161810), (2355, 3329448), (2826, 2774540), (3140, 2497086), (3768, 2080905), (4710, 1664724), (5652, 1387270), (6280, 1248543), (7065, 1109816), (9420, 832362), (11304, 693635), (14130, 554908), (18840, 416181), (28260, 277454), (56520, 138727)]