2620121280

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20521}}^1$

素因数の和:20567

約数の個数: 224

約数和(自身を含む): 10008168960

約数和(自身を除く): 7388047680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 32, 35, 38, 40, 42, 48, 56, 57, 60, 64, 70, 76, 80, 84, 95, 96, 105, 112, 114, 120, 133, 140, 152, 160, 168, 190, 192, 210, 224, 228, 240, 266, 280, 285, 304, 320, 336, 380, 399, 420, 448, 456, 480, 532, 560, 570, 608, 665, 672, 760, 798, 840, 912, 960, 1064, 1120, 1140, 1216, 1330, 1344, 1520, 1596, 1680, 1824, 1995, 2128, 2240, 2280, 2660, 3040, 3192, 3360, 3648, 3990, 4256, 4560, 5320, 6080, 6384, 6720, 7980, 8512, 9120, 10640, 12768, 15960, 18240, 20521, 21280, 25536, 31920, 41042, 42560, 61563, 63840, 82084, 102605, 123126, 127680, 143647, 164168, 205210, 246252, 287294, 307815, 328336, 389899, 410420, 430941, 492504, 574588, 615630, 656672, 718235, 779798, 820840, 861882, 985008, 1149176, 1169697, 1231260, 1313344, 1436470, 1559596, 1641680, 1723764, 1949495, 1970016, 2154705, 2298352, 2339394, 2462520, 2729293, 2872940, 3119192, 3283360, 3447528, 3898990, 3940032, 4309410, 4596704, 4678788, 4925040, 5458586, 5745880, 5848485, 6238384, 6566720, 6895056, 7797980, 8187879, 8618820, 9193408, 9357576, 9850080, 10917172, 11491760, 11696970, 12476768, 13646465, 13790112, 15595960, 16375758, 17237640, 18715152, 19700160, 21834344, 22983520, 23393940, 24953536, 27292930, 27580224, 31191920, 32751516, 34475280, 37430304, 40939395, 43668688, 45967040, 46787880, 54585860, 62383840, 65503032, 68950560, 74860608, 81878790, 87337376, 93575760, 109171720, 124767680, 131006064, 137901120, 163757580, 174674752, 187151520, 218343440, 262012128, 327515160, 374303040, 436686880, 524024256, 655030320, 873373760, 1310060640, 2620121280]

約数ペア:

[(1, 2620121280), (2, 1310060640), (3, 873373760), (4, 655030320), (5, 524024256), (6, 436686880), (7, 374303040), (8, 327515160), (10, 262012128), (12, 218343440), (14, 187151520), (15, 174674752), (16, 163757580), (19, 137901120), (20, 131006064), (21, 124767680), (24, 109171720), (28, 93575760), (30, 87337376), (32, 81878790), (35, 74860608), (38, 68950560), (40, 65503032), (42, 62383840), (48, 54585860), (56, 46787880), (57, 45967040), (60, 43668688), (64, 40939395), (70, 37430304), (76, 34475280), (80, 32751516), (84, 31191920), (95, 27580224), (96, 27292930), (105, 24953536), (112, 23393940), (114, 22983520), (120, 21834344), (133, 19700160), (140, 18715152), (152, 17237640), (160, 16375758), (168, 15595960), (190, 13790112), (192, 13646465), (210, 12476768), (224, 11696970), (228, 11491760), (240, 10917172), (266, 9850080), (280, 9357576), (285, 9193408), (304, 8618820), (320, 8187879), (336, 7797980), (380, 6895056), (399, 6566720), (420, 6238384), (448, 5848485), (456, 5745880), (480, 5458586), (532, 4925040), (560, 4678788), (570, 4596704), (608, 4309410), (665, 3940032), (672, 3898990), (760, 3447528), (798, 3283360), (840, 3119192), (912, 2872940), (960, 2729293), (1064, 2462520), (1120, 2339394), (1140, 2298352), (1216, 2154705), (1330, 1970016), (1344, 1949495), (1520, 1723764), (1596, 1641680), (1680, 1559596), (1824, 1436470), (1995, 1313344), (2128, 1231260), (2240, 1169697), (2280, 1149176), (2660, 985008), (3040, 861882), (3192, 820840), (3360, 779798), (3648, 718235), (3990, 656672), (4256, 615630), (4560, 574588), (5320, 492504), (6080, 430941), (6384, 410420), (6720, 389899), (7980, 328336), (8512, 307815), (9120, 287294), (10640, 246252), (12768, 205210), (15960, 164168), (18240, 143647), (20521, 127680), (21280, 123126), (25536, 102605), (31920, 82084), (41042, 63840), (42560, 61563)]