16358940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6991}}^1$

素因数の和:7019

約数の個数: 72

約数和(自身を含む): 53446848

約数和(自身を除く): 37087908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 6991, 13982, 20973, 27964, 34955, 41946, 62919, 69910, 83892, 90883, 104865, 125838, 139820, 181766, 209730, 251676, 272649, 314595, 363532, 419460, 454415, 545298, 629190, 817947, 908830, 1090596, 1258380, 1363245, 1635894, 1817660, 2726490, 3271788, 4089735, 5452980, 8179470, 16358940]

約数ペア:

[(1, 16358940), (2, 8179470), (3, 5452980), (4, 4089735), (5, 3271788), (6, 2726490), (9, 1817660), (10, 1635894), (12, 1363245), (13, 1258380), (15, 1090596), (18, 908830), (20, 817947), (26, 629190), (30, 545298), (36, 454415), (39, 419460), (45, 363532), (52, 314595), (60, 272649), (65, 251676), (78, 209730), (90, 181766), (117, 139820), (130, 125838), (156, 104865), (180, 90883), (195, 83892), (234, 69910), (260, 62919), (390, 41946), (468, 34955), (585, 27964), (780, 20973), (1170, 13982), (2340, 6991)]