38420070

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 128

約数和(自身を含む): 106444800

約数和(自身を除く): 68024730

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 29, 30, 39, 43, 58, 65, 78, 79, 86, 87, 129, 130, 145, 158, 174, 195, 215, 237, 258, 290, 377, 390, 395, 430, 435, 474, 559, 645, 754, 790, 870, 1027, 1118, 1131, 1185, 1247, 1290, 1677, 1885, 2054, 2262, 2291, 2370, 2494, 2795, 3081, 3354, 3397, 3741, 3770, 4582, 5135, 5590, 5655, 6162, 6235, 6794, 6873, 7482, 8385, 10191, 10270, 11310, 11455, 12470, 13746, 15405, 16211, 16770, 16985, 18705, 20382, 22910, 29783, 30810, 32422, 33970, 34365, 37410, 44161, 48633, 50955, 59566, 68730, 81055, 88322, 89349, 97266, 98513, 101910, 132483, 148915, 162110, 178698, 197026, 220805, 243165, 264966, 295539, 297830, 441610, 446745, 486330, 492565, 591078, 662415, 893490, 985130, 1280669, 1324830, 1477695, 2561338, 2955390, 3842007, 6403345, 7684014, 12806690, 19210035, 38420070]

約数ペア:

[(1, 38420070), (2, 19210035), (3, 12806690), (5, 7684014), (6, 6403345), (10, 3842007), (13, 2955390), (15, 2561338), (26, 1477695), (29, 1324830), (30, 1280669), (39, 985130), (43, 893490), (58, 662415), (65, 591078), (78, 492565), (79, 486330), (86, 446745), (87, 441610), (129, 297830), (130, 295539), (145, 264966), (158, 243165), (174, 220805), (195, 197026), (215, 178698), (237, 162110), (258, 148915), (290, 132483), (377, 101910), (390, 98513), (395, 97266), (430, 89349), (435, 88322), (474, 81055), (559, 68730), (645, 59566), (754, 50955), (790, 48633), (870, 44161), (1027, 37410), (1118, 34365), (1131, 33970), (1185, 32422), (1247, 30810), (1290, 29783), (1677, 22910), (1885, 20382), (2054, 18705), (2262, 16985), (2291, 16770), (2370, 16211), (2494, 15405), (2795, 13746), (3081, 12470), (3354, 11455), (3397, 11310), (3741, 10270), (3770, 10191), (4582, 8385), (5135, 7482), (5590, 6873), (5655, 6794), (6162, 6235)]