401037840

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1693}}^1$

素因数の和:1766

約数の個数: 240

約数和(自身を含む): 1572899328

約数和(自身を除く): 1171861488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 47, 48, 56, 60, 63, 70, 72, 80, 84, 90, 94, 105, 112, 120, 126, 140, 141, 144, 168, 180, 188, 210, 235, 240, 252, 280, 282, 315, 329, 336, 360, 376, 420, 423, 470, 504, 560, 564, 630, 658, 705, 720, 752, 840, 846, 940, 987, 1008, 1128, 1260, 1316, 1410, 1645, 1680, 1692, 1693, 1880, 1974, 2115, 2256, 2520, 2632, 2820, 2961, 3290, 3384, 3386, 3760, 3948, 4230, 4935, 5040, 5079, 5264, 5640, 5922, 6580, 6768, 6772, 7896, 8460, 8465, 9870, 10158, 11280, 11844, 11851, 13160, 13544, 14805, 15237, 15792, 16920, 16930, 19740, 20316, 23688, 23702, 25395, 26320, 27088, 29610, 30474, 33840, 33860, 35553, 39480, 40632, 47376, 47404, 50790, 59220, 59255, 60948, 67720, 71106, 76185, 78960, 79571, 81264, 94808, 101580, 106659, 118440, 118510, 121896, 135440, 142212, 152370, 159142, 177765, 189616, 203160, 213318, 236880, 237020, 238713, 243792, 284424, 304740, 318284, 355530, 397855, 406320, 426636, 474040, 477426, 533295, 556997, 568848, 609480, 636568, 711060, 716139, 795710, 853272, 948080, 954852, 1066590, 1113994, 1193565, 1218960, 1273136, 1422120, 1432278, 1591420, 1670991, 1706544, 1909704, 2133180, 2227988, 2387130, 2784985, 2844240, 2864556, 3182840, 3341982, 3580695, 3819408, 4266360, 4455976, 4774260, 5012973, 5569970, 5729112, 6365680, 6683964, 7161390, 8354955, 8532720, 8911952, 9548520, 10025946, 11139940, 11458224, 13367928, 14322780, 16709910, 19097040, 20051892, 22279880, 25064865, 26735856, 28645560, 33419820, 40103784, 44559760, 50129730, 57291120, 66839640, 80207568, 100259460, 133679280, 200518920, 401037840]

約数ペア:

[(1, 401037840), (2, 200518920), (3, 133679280), (4, 100259460), (5, 80207568), (6, 66839640), (7, 57291120), (8, 50129730), (9, 44559760), (10, 40103784), (12, 33419820), (14, 28645560), (15, 26735856), (16, 25064865), (18, 22279880), (20, 20051892), (21, 19097040), (24, 16709910), (28, 14322780), (30, 13367928), (35, 11458224), (36, 11139940), (40, 10025946), (42, 9548520), (45, 8911952), (47, 8532720), (48, 8354955), (56, 7161390), (60, 6683964), (63, 6365680), (70, 5729112), (72, 5569970), (80, 5012973), (84, 4774260), (90, 4455976), (94, 4266360), (105, 3819408), (112, 3580695), (120, 3341982), (126, 3182840), (140, 2864556), (141, 2844240), (144, 2784985), (168, 2387130), (180, 2227988), (188, 2133180), (210, 1909704), (235, 1706544), (240, 1670991), (252, 1591420), (280, 1432278), (282, 1422120), (315, 1273136), (329, 1218960), (336, 1193565), (360, 1113994), (376, 1066590), (420, 954852), (423, 948080), (470, 853272), (504, 795710), (560, 716139), (564, 711060), (630, 636568), (658, 609480), (705, 568848), (720, 556997), (752, 533295), (840, 477426), (846, 474040), (940, 426636), (987, 406320), (1008, 397855), (1128, 355530), (1260, 318284), (1316, 304740), (1410, 284424), (1645, 243792), (1680, 238713), (1692, 237020), (1693, 236880), (1880, 213318), (1974, 203160), (2115, 189616), (2256, 177765), (2520, 159142), (2632, 152370), (2820, 142212), (2961, 135440), (3290, 121896), (3384, 118510), (3386, 118440), (3760, 106659), (3948, 101580), (4230, 94808), (4935, 81264), (5040, 79571), (5079, 78960), (5264, 76185), (5640, 71106), (5922, 67720), (6580, 60948), (6768, 59255), (6772, 59220), (7896, 50790), (8460, 47404), (8465, 47376), (9870, 40632), (10158, 39480), (11280, 35553), (11844, 33860), (11851, 33840), (13160, 30474), (13544, 29610), (14805, 27088), (15237, 26320), (15792, 25395), (16920, 23702), (16930, 23688), (19740, 20316)]