271036100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 664957440

約数和(自身を除く): 393921340

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 31, 34, 37, 50, 62, 68, 74, 85, 100, 124, 139, 148, 155, 170, 185, 278, 310, 340, 370, 425, 527, 556, 620, 629, 695, 740, 775, 850, 925, 1054, 1147, 1258, 1390, 1550, 1700, 1850, 2108, 2294, 2363, 2516, 2635, 2780, 3100, 3145, 3475, 3700, 4309, 4588, 4726, 5143, 5270, 5735, 6290, 6950, 8618, 9452, 10286, 10540, 11470, 11815, 12580, 13175, 13900, 15725, 17236, 19499, 20572, 21545, 22940, 23630, 25715, 26350, 28675, 31450, 38998, 43090, 47260, 51430, 52700, 57350, 59075, 62900, 73253, 77996, 86180, 87431, 97495, 102860, 107725, 114700, 118150, 128575, 146506, 159433, 174862, 194990, 215450, 236300, 257150, 293012, 318866, 349724, 366265, 389980, 430900, 437155, 487475, 514300, 637732, 732530, 797165, 874310, 974950, 1465060, 1594330, 1748620, 1831325, 1949900, 2185775, 2710361, 3188660, 3662650, 3985825, 4371550, 5420722, 7325300, 7971650, 8743100, 10841444, 13551805, 15943300, 27103610, 54207220, 67759025, 135518050, 271036100]

約数ペア:

[(1, 271036100), (2, 135518050), (4, 67759025), (5, 54207220), (10, 27103610), (17, 15943300), (20, 13551805), (25, 10841444), (31, 8743100), (34, 7971650), (37, 7325300), (50, 5420722), (62, 4371550), (68, 3985825), (74, 3662650), (85, 3188660), (100, 2710361), (124, 2185775), (139, 1949900), (148, 1831325), (155, 1748620), (170, 1594330), (185, 1465060), (278, 974950), (310, 874310), (340, 797165), (370, 732530), (425, 637732), (527, 514300), (556, 487475), (620, 437155), (629, 430900), (695, 389980), (740, 366265), (775, 349724), (850, 318866), (925, 293012), (1054, 257150), (1147, 236300), (1258, 215450), (1390, 194990), (1550, 174862), (1700, 159433), (1850, 146506), (2108, 128575), (2294, 118150), (2363, 114700), (2516, 107725), (2635, 102860), (2780, 97495), (3100, 87431), (3145, 86180), (3475, 77996), (3700, 73253), (4309, 62900), (4588, 59075), (4726, 57350), (5143, 52700), (5270, 51430), (5735, 47260), (6290, 43090), (6950, 38998), (8618, 31450), (9452, 28675), (10286, 26350), (10540, 25715), (11470, 23630), (11815, 22940), (12580, 21545), (13175, 20572), (13900, 19499), (15725, 17236)]