71088160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{239}}^1$

素因数の和:291

約数の個数: 144

約数和(自身を含む): 199221120

約数和(自身を除く): 128132960

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 32, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 160, 169, 176, 208, 220, 239, 260, 286, 338, 352, 416, 440, 478, 520, 572, 676, 715, 845, 880, 956, 1040, 1144, 1195, 1352, 1430, 1690, 1760, 1859, 1912, 2080, 2288, 2390, 2629, 2704, 2860, 3107, 3380, 3718, 3824, 4576, 4780, 5258, 5408, 5720, 6214, 6760, 7436, 7648, 9295, 9560, 10516, 11440, 12428, 13145, 13520, 14872, 15535, 18590, 19120, 21032, 22880, 24856, 26290, 27040, 29744, 31070, 34177, 37180, 38240, 40391, 42064, 49712, 52580, 59488, 62140, 68354, 74360, 80782, 84128, 99424, 105160, 124280, 136708, 148720, 161564, 170885, 201955, 210320, 248560, 273416, 297440, 323128, 341770, 403910, 420640, 444301, 497120, 546832, 646256, 683540, 807820, 888602, 1093664, 1292512, 1367080, 1615640, 1777204, 2221505, 2734160, 3231280, 3554408, 4443010, 5468320, 6462560, 7108816, 8886020, 14217632, 17772040, 35544080, 71088160]

約数ペア:

[(1, 71088160), (2, 35544080), (4, 17772040), (5, 14217632), (8, 8886020), (10, 7108816), (11, 6462560), (13, 5468320), (16, 4443010), (20, 3554408), (22, 3231280), (26, 2734160), (32, 2221505), (40, 1777204), (44, 1615640), (52, 1367080), (55, 1292512), (65, 1093664), (80, 888602), (88, 807820), (104, 683540), (110, 646256), (130, 546832), (143, 497120), (160, 444301), (169, 420640), (176, 403910), (208, 341770), (220, 323128), (239, 297440), (260, 273416), (286, 248560), (338, 210320), (352, 201955), (416, 170885), (440, 161564), (478, 148720), (520, 136708), (572, 124280), (676, 105160), (715, 99424), (845, 84128), (880, 80782), (956, 74360), (1040, 68354), (1144, 62140), (1195, 59488), (1352, 52580), (1430, 49712), (1690, 42064), (1760, 40391), (1859, 38240), (1912, 37180), (2080, 34177), (2288, 31070), (2390, 29744), (2629, 27040), (2704, 26290), (2860, 24856), (3107, 22880), (3380, 21032), (3718, 19120), (3824, 18590), (4576, 15535), (4780, 14872), (5258, 13520), (5408, 13145), (5720, 12428), (6214, 11440), (6760, 10516), (7436, 9560), (7648, 9295)]