254005680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1051}}^1$

素因数の和:1139

約数の個数: 160

約数和(自身を含む): 845303040

約数和(自身を除く): 591297360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 53, 57, 60, 76, 80, 95, 106, 114, 120, 152, 159, 190, 212, 228, 240, 265, 285, 304, 318, 380, 424, 456, 530, 570, 636, 760, 795, 848, 912, 1007, 1051, 1060, 1140, 1272, 1520, 1590, 2014, 2102, 2120, 2280, 2544, 3021, 3153, 3180, 4028, 4204, 4240, 4560, 5035, 5255, 6042, 6306, 6360, 8056, 8408, 10070, 10510, 12084, 12612, 12720, 15105, 15765, 16112, 16816, 19969, 20140, 21020, 24168, 25224, 30210, 31530, 39938, 40280, 42040, 48336, 50448, 55703, 59907, 60420, 63060, 79876, 80560, 84080, 99845, 111406, 119814, 120840, 126120, 159752, 167109, 199690, 222812, 239628, 241680, 252240, 278515, 299535, 319504, 334218, 399380, 445624, 479256, 557030, 599070, 668436, 798760, 835545, 891248, 958512, 1058357, 1114060, 1198140, 1336872, 1597520, 1671090, 2116714, 2228120, 2396280, 2673744, 3175071, 3342180, 4233428, 4456240, 4792560, 5291785, 6350142, 6684360, 8466856, 10583570, 12700284, 13368720, 15875355, 16933712, 21167140, 25400568, 31750710, 42334280, 50801136, 63501420, 84668560, 127002840, 254005680]

約数ペア:

[(1, 254005680), (2, 127002840), (3, 84668560), (4, 63501420), (5, 50801136), (6, 42334280), (8, 31750710), (10, 25400568), (12, 21167140), (15, 16933712), (16, 15875355), (19, 13368720), (20, 12700284), (24, 10583570), (30, 8466856), (38, 6684360), (40, 6350142), (48, 5291785), (53, 4792560), (57, 4456240), (60, 4233428), (76, 3342180), (80, 3175071), (95, 2673744), (106, 2396280), (114, 2228120), (120, 2116714), (152, 1671090), (159, 1597520), (190, 1336872), (212, 1198140), (228, 1114060), (240, 1058357), (265, 958512), (285, 891248), (304, 835545), (318, 798760), (380, 668436), (424, 599070), (456, 557030), (530, 479256), (570, 445624), (636, 399380), (760, 334218), (795, 319504), (848, 299535), (912, 278515), (1007, 252240), (1051, 241680), (1060, 239628), (1140, 222812), (1272, 199690), (1520, 167109), (1590, 159752), (2014, 126120), (2102, 120840), (2120, 119814), (2280, 111406), (2544, 99845), (3021, 84080), (3153, 80560), (3180, 79876), (4028, 63060), (4204, 60420), (4240, 59907), (4560, 55703), (5035, 50448), (5255, 48336), (6042, 42040), (6306, 40280), (6360, 39938), (8056, 31530), (8408, 30210), (10070, 25224), (10510, 24168), (12084, 21020), (12612, 20140), (12720, 19969), (15105, 16816), (15765, 16112)]