2978983280

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31477}}^1$

素因数の和:31523

約数の個数: 120

約数和(自身を含む): 8571585312

約数和(自身を除く): 5592602032

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 169, 182, 208, 260, 280, 338, 364, 455, 520, 560, 676, 728, 845, 910, 1040, 1183, 1352, 1456, 1690, 1820, 2366, 2704, 3380, 3640, 4732, 5915, 6760, 7280, 9464, 11830, 13520, 18928, 23660, 31477, 47320, 62954, 94640, 125908, 157385, 220339, 251816, 314770, 409201, 440678, 503632, 629540, 818402, 881356, 1101695, 1259080, 1636804, 1762712, 2046005, 2203390, 2518160, 2864407, 3273608, 3525424, 4092010, 4406780, 5319613, 5728814, 6547216, 8184020, 8813560, 10639226, 11457628, 14322035, 16368040, 17627120, 21278452, 22915256, 26598065, 28644070, 32736080, 37237291, 42556904, 45830512, 53196130, 57288140, 74474582, 85113808, 106392260, 114576280, 148949164, 186186455, 212784520, 229152560, 297898328, 372372910, 425569040, 595796656, 744745820, 1489491640, 2978983280]

約数ペア:

[(1, 2978983280), (2, 1489491640), (4, 744745820), (5, 595796656), (7, 425569040), (8, 372372910), (10, 297898328), (13, 229152560), (14, 212784520), (16, 186186455), (20, 148949164), (26, 114576280), (28, 106392260), (35, 85113808), (40, 74474582), (52, 57288140), (56, 53196130), (65, 45830512), (70, 42556904), (80, 37237291), (91, 32736080), (104, 28644070), (112, 26598065), (130, 22915256), (140, 21278452), (169, 17627120), (182, 16368040), (208, 14322035), (260, 11457628), (280, 10639226), (338, 8813560), (364, 8184020), (455, 6547216), (520, 5728814), (560, 5319613), (676, 4406780), (728, 4092010), (845, 3525424), (910, 3273608), (1040, 2864407), (1183, 2518160), (1352, 2203390), (1456, 2046005), (1690, 1762712), (1820, 1636804), (2366, 1259080), (2704, 1101695), (3380, 881356), (3640, 818402), (4732, 629540), (5915, 503632), (6760, 440678), (7280, 409201), (9464, 314770), (11830, 251816), (13520, 220339), (18928, 157385), (23660, 125908), (31477, 94640), (47320, 62954)]