78356740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:158

約数の個数: 192

約数和(自身を含む): 225566208

約数和(自身を除く): 147209468

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 17, 20, 22, 28, 34, 35, 41, 44, 55, 68, 70, 73, 77, 82, 85, 110, 119, 140, 146, 154, 164, 170, 187, 205, 220, 238, 287, 292, 308, 340, 365, 374, 385, 410, 451, 476, 511, 574, 595, 697, 730, 748, 770, 803, 820, 902, 935, 1022, 1148, 1190, 1241, 1309, 1394, 1435, 1460, 1540, 1606, 1804, 1870, 2044, 2255, 2380, 2482, 2555, 2618, 2788, 2870, 2993, 3157, 3212, 3485, 3740, 4015, 4510, 4879, 4964, 5110, 5236, 5621, 5740, 5986, 6205, 6314, 6545, 6970, 7667, 8030, 8687, 9020, 9758, 10220, 11242, 11972, 12410, 12628, 13090, 13651, 13940, 14965, 15334, 15785, 16060, 17374, 19516, 20951, 22484, 24395, 24820, 26180, 27302, 28105, 29930, 30668, 31570, 32923, 34748, 38335, 41902, 43435, 48790, 50881, 53669, 54604, 56210, 59860, 63140, 65846, 68255, 76670, 83804, 86870, 95557, 97580, 101762, 104755, 107338, 112420, 131692, 136510, 153340, 164615, 173740, 191114, 203524, 209510, 214676, 230461, 254405, 268345, 273020, 329230, 356167, 382228, 419020, 460922, 477785, 508810, 536690, 559691, 658460, 712334, 921844, 955570, 1017620, 1073380, 1119382, 1152305, 1424668, 1780835, 1911140, 2238764, 2304610, 2798455, 3561670, 3917837, 4609220, 5596910, 7123340, 7835674, 11193820, 15671348, 19589185, 39178370, 78356740]

約数ペア:

[(1, 78356740), (2, 39178370), (4, 19589185), (5, 15671348), (7, 11193820), (10, 7835674), (11, 7123340), (14, 5596910), (17, 4609220), (20, 3917837), (22, 3561670), (28, 2798455), (34, 2304610), (35, 2238764), (41, 1911140), (44, 1780835), (55, 1424668), (68, 1152305), (70, 1119382), (73, 1073380), (77, 1017620), (82, 955570), (85, 921844), (110, 712334), (119, 658460), (140, 559691), (146, 536690), (154, 508810), (164, 477785), (170, 460922), (187, 419020), (205, 382228), (220, 356167), (238, 329230), (287, 273020), (292, 268345), (308, 254405), (340, 230461), (365, 214676), (374, 209510), (385, 203524), (410, 191114), (451, 173740), (476, 164615), (511, 153340), (574, 136510), (595, 131692), (697, 112420), (730, 107338), (748, 104755), (770, 101762), (803, 97580), (820, 95557), (902, 86870), (935, 83804), (1022, 76670), (1148, 68255), (1190, 65846), (1241, 63140), (1309, 59860), (1394, 56210), (1435, 54604), (1460, 53669), (1540, 50881), (1606, 48790), (1804, 43435), (1870, 41902), (2044, 38335), (2255, 34748), (2380, 32923), (2482, 31570), (2555, 30668), (2618, 29930), (2788, 28105), (2870, 27302), (2993, 26180), (3157, 24820), (3212, 24395), (3485, 22484), (3740, 20951), (4015, 19516), (4510, 17374), (4879, 16060), (4964, 15785), (5110, 15334), (5236, 14965), (5621, 13940), (5740, 13651), (5986, 13090), (6205, 12628), (6314, 12410), (6545, 11972), (6970, 11242), (7667, 10220), (8030, 9758), (8687, 9020)]