67288120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:173

約数の個数: 128

約数和(自身を含む): 171072000

約数和(自身を除く): 103783880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 29, 38, 40, 43, 58, 71, 76, 86, 95, 116, 142, 145, 152, 172, 190, 215, 232, 284, 290, 344, 355, 380, 430, 551, 568, 580, 710, 760, 817, 860, 1102, 1160, 1247, 1349, 1420, 1634, 1720, 2059, 2204, 2494, 2698, 2755, 2840, 3053, 3268, 4085, 4118, 4408, 4988, 5396, 5510, 6106, 6235, 6536, 6745, 8170, 8236, 9976, 10295, 10792, 11020, 12212, 12470, 13490, 15265, 16340, 16472, 20590, 22040, 23693, 24424, 24940, 26980, 30530, 32680, 39121, 41180, 47386, 49880, 53960, 58007, 61060, 78242, 82360, 88537, 94772, 116014, 118465, 122120, 156484, 177074, 189544, 195605, 232028, 236930, 290035, 312968, 354148, 391210, 442685, 464056, 473860, 580070, 708296, 782420, 885370, 947720, 1160140, 1564840, 1682203, 1770740, 2320280, 3364406, 3541480, 6728812, 8411015, 13457624, 16822030, 33644060, 67288120]

約数ペア:

[(1, 67288120), (2, 33644060), (4, 16822030), (5, 13457624), (8, 8411015), (10, 6728812), (19, 3541480), (20, 3364406), (29, 2320280), (38, 1770740), (40, 1682203), (43, 1564840), (58, 1160140), (71, 947720), (76, 885370), (86, 782420), (95, 708296), (116, 580070), (142, 473860), (145, 464056), (152, 442685), (172, 391210), (190, 354148), (215, 312968), (232, 290035), (284, 236930), (290, 232028), (344, 195605), (355, 189544), (380, 177074), (430, 156484), (551, 122120), (568, 118465), (580, 116014), (710, 94772), (760, 88537), (817, 82360), (860, 78242), (1102, 61060), (1160, 58007), (1247, 53960), (1349, 49880), (1420, 47386), (1634, 41180), (1720, 39121), (2059, 32680), (2204, 30530), (2494, 26980), (2698, 24940), (2755, 24424), (2840, 23693), (3053, 22040), (3268, 20590), (4085, 16472), (4118, 16340), (4408, 15265), (4988, 13490), (5396, 12470), (5510, 12212), (6106, 11020), (6235, 10792), (6536, 10295), (6745, 9976), (8170, 8236)]