728361048

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:385

約数の個数: 128

約数和(自身を含む): 1967328000

約数和(自身を除く): 1238966952

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 89, 114, 131, 137, 152, 178, 228, 262, 267, 274, 356, 393, 411, 456, 524, 534, 548, 712, 786, 822, 1048, 1068, 1096, 1572, 1644, 1691, 2136, 2489, 2603, 3144, 3288, 3382, 4978, 5073, 5206, 6764, 7467, 7809, 9956, 10146, 10412, 11659, 12193, 13528, 14934, 15618, 17947, 19912, 20292, 20824, 23318, 24386, 29868, 31236, 34977, 35894, 36579, 40584, 46636, 48772, 53841, 59736, 62472, 69954, 71788, 73158, 93272, 97544, 107682, 139908, 143576, 146316, 215364, 221521, 231667, 279816, 292632, 340993, 430728, 443042, 463334, 664563, 681986, 695001, 886084, 926668, 1022979, 1329126, 1363972, 1390002, 1597283, 1772168, 1853336, 2045958, 2658252, 2727944, 2780004, 3194566, 4091916, 4791849, 5316504, 5560008, 6389132, 8183832, 9583698, 12778264, 19167396, 30348377, 38334792, 60696754, 91045131, 121393508, 182090262, 242787016, 364180524, 728361048]

約数ペア:

[(1, 728361048), (2, 364180524), (3, 242787016), (4, 182090262), (6, 121393508), (8, 91045131), (12, 60696754), (19, 38334792), (24, 30348377), (38, 19167396), (57, 12778264), (76, 9583698), (89, 8183832), (114, 6389132), (131, 5560008), (137, 5316504), (152, 4791849), (178, 4091916), (228, 3194566), (262, 2780004), (267, 2727944), (274, 2658252), (356, 2045958), (393, 1853336), (411, 1772168), (456, 1597283), (524, 1390002), (534, 1363972), (548, 1329126), (712, 1022979), (786, 926668), (822, 886084), (1048, 695001), (1068, 681986), (1096, 664563), (1572, 463334), (1644, 443042), (1691, 430728), (2136, 340993), (2489, 292632), (2603, 279816), (3144, 231667), (3288, 221521), (3382, 215364), (4978, 146316), (5073, 143576), (5206, 139908), (6764, 107682), (7467, 97544), (7809, 93272), (9956, 73158), (10146, 71788), (10412, 69954), (11659, 62472), (12193, 59736), (13528, 53841), (14934, 48772), (15618, 46636), (17947, 40584), (19912, 36579), (20292, 35894), (20824, 34977), (23318, 31236), (24386, 29868)]