69696990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{757}}^1$

素因数の和:815

約数の個数: 128

約数和(自身を含む): 209571840

約数和(自身を除く): 139874850

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 31, 33, 45, 54, 55, 62, 66, 90, 93, 99, 110, 135, 155, 165, 186, 198, 270, 279, 297, 310, 330, 341, 465, 495, 558, 594, 682, 757, 837, 930, 990, 1023, 1395, 1485, 1514, 1674, 1705, 2046, 2271, 2790, 2970, 3069, 3410, 3785, 4185, 4542, 5115, 6138, 6813, 7570, 8327, 8370, 9207, 10230, 11355, 13626, 15345, 16654, 18414, 20439, 22710, 23467, 24981, 30690, 34065, 40878, 41635, 46035, 46934, 49962, 68130, 70401, 74943, 83270, 92070, 102195, 117335, 124905, 140802, 149886, 204390, 211203, 224829, 234670, 249810, 258137, 352005, 374715, 422406, 449658, 516274, 633609, 704010, 749430, 774411, 1056015, 1124145, 1267218, 1290685, 1548822, 2112030, 2248290, 2323233, 2581370, 3168045, 3872055, 4646466, 6336090, 6969699, 7744110, 11616165, 13939398, 23232330, 34848495, 69696990]

約数ペア:

[(1, 69696990), (2, 34848495), (3, 23232330), (5, 13939398), (6, 11616165), (9, 7744110), (10, 6969699), (11, 6336090), (15, 4646466), (18, 3872055), (22, 3168045), (27, 2581370), (30, 2323233), (31, 2248290), (33, 2112030), (45, 1548822), (54, 1290685), (55, 1267218), (62, 1124145), (66, 1056015), (90, 774411), (93, 749430), (99, 704010), (110, 633609), (135, 516274), (155, 449658), (165, 422406), (186, 374715), (198, 352005), (270, 258137), (279, 249810), (297, 234670), (310, 224829), (330, 211203), (341, 204390), (465, 149886), (495, 140802), (558, 124905), (594, 117335), (682, 102195), (757, 92070), (837, 83270), (930, 74943), (990, 70401), (1023, 68130), (1395, 49962), (1485, 46934), (1514, 46035), (1674, 41635), (1705, 40878), (2046, 34065), (2271, 30690), (2790, 24981), (2970, 23467), (3069, 22710), (3410, 20439), (3785, 18414), (4185, 16654), (4542, 15345), (5115, 13626), (6138, 11355), (6813, 10230), (7570, 9207), (8327, 8370)]