123020820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2767}}^1$

素因数の和:2814

約数の個数: 144

約数和(自身を含む): 423171840

約数和(自身を除く): 300151020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2767, 2964, 3420, 3705, 4446, 4940, 5534, 7410, 8301, 8892, 11068, 11115, 13835, 14820, 16602, 22230, 24903, 27670, 33204, 35971, 41505, 44460, 49806, 52573, 55340, 71942, 83010, 99612, 105146, 107913, 124515, 143884, 157719, 166020, 179855, 210292, 215826, 249030, 262865, 315438, 323739, 359710, 431652, 473157, 498060, 525730, 539565, 630876, 647478, 683449, 719420, 788595, 946314, 1051460, 1079130, 1294956, 1366898, 1577190, 1618695, 1892628, 2050347, 2158260, 2365785, 2733796, 3154380, 3237390, 3417245, 4100694, 4731570, 6151041, 6474780, 6834490, 8201388, 9463140, 10251735, 12302082, 13668980, 20503470, 24604164, 30755205, 41006940, 61510410, 123020820]

約数ペア:

[(1, 123020820), (2, 61510410), (3, 41006940), (4, 30755205), (5, 24604164), (6, 20503470), (9, 13668980), (10, 12302082), (12, 10251735), (13, 9463140), (15, 8201388), (18, 6834490), (19, 6474780), (20, 6151041), (26, 4731570), (30, 4100694), (36, 3417245), (38, 3237390), (39, 3154380), (45, 2733796), (52, 2365785), (57, 2158260), (60, 2050347), (65, 1892628), (76, 1618695), (78, 1577190), (90, 1366898), (95, 1294956), (114, 1079130), (117, 1051460), (130, 946314), (156, 788595), (171, 719420), (180, 683449), (190, 647478), (195, 630876), (228, 539565), (234, 525730), (247, 498060), (260, 473157), (285, 431652), (342, 359710), (380, 323739), (390, 315438), (468, 262865), (494, 249030), (570, 215826), (585, 210292), (684, 179855), (741, 166020), (780, 157719), (855, 143884), (988, 124515), (1140, 107913), (1170, 105146), (1235, 99612), (1482, 83010), (1710, 71942), (2223, 55340), (2340, 52573), (2470, 49806), (2767, 44460), (2964, 41505), (3420, 35971), (3705, 33204), (4446, 27670), (4940, 24903), (5534, 22230), (7410, 16602), (8301, 14820), (8892, 13835), (11068, 11115)]