81635970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{479}}^1$

素因数の和:544

約数の個数: 128

約数和(自身を含む): 232243200

約数和(自身を除く): 150607230

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 19, 23, 26, 30, 38, 39, 46, 57, 65, 69, 78, 95, 114, 115, 130, 138, 190, 195, 230, 247, 285, 299, 345, 390, 437, 479, 494, 570, 598, 690, 741, 874, 897, 958, 1235, 1311, 1437, 1482, 1495, 1794, 2185, 2395, 2470, 2622, 2874, 2990, 3705, 4370, 4485, 4790, 5681, 6227, 6555, 7185, 7410, 8970, 9101, 11017, 11362, 12454, 13110, 14370, 17043, 18202, 18681, 22034, 27303, 28405, 31135, 33051, 34086, 37362, 45505, 54606, 55085, 56810, 62270, 66102, 85215, 91010, 93405, 110170, 118313, 136515, 143221, 165255, 170430, 186810, 209323, 236626, 273030, 286442, 330510, 354939, 418646, 429663, 591565, 627969, 709878, 716105, 859326, 1046615, 1183130, 1255938, 1432210, 1774695, 2093230, 2148315, 2721199, 3139845, 3549390, 4296630, 5442398, 6279690, 8163597, 13605995, 16327194, 27211990, 40817985, 81635970]

約数ペア:

[(1, 81635970), (2, 40817985), (3, 27211990), (5, 16327194), (6, 13605995), (10, 8163597), (13, 6279690), (15, 5442398), (19, 4296630), (23, 3549390), (26, 3139845), (30, 2721199), (38, 2148315), (39, 2093230), (46, 1774695), (57, 1432210), (65, 1255938), (69, 1183130), (78, 1046615), (95, 859326), (114, 716105), (115, 709878), (130, 627969), (138, 591565), (190, 429663), (195, 418646), (230, 354939), (247, 330510), (285, 286442), (299, 273030), (345, 236626), (390, 209323), (437, 186810), (479, 170430), (494, 165255), (570, 143221), (598, 136515), (690, 118313), (741, 110170), (874, 93405), (897, 91010), (958, 85215), (1235, 66102), (1311, 62270), (1437, 56810), (1482, 55085), (1495, 54606), (1794, 45505), (2185, 37362), (2395, 34086), (2470, 33051), (2622, 31135), (2874, 28405), (2990, 27303), (3705, 22034), (4370, 18681), (4485, 18202), (4790, 17043), (5681, 14370), (6227, 13110), (6555, 12454), (7185, 11362), (7410, 11017), (8970, 9101)]