16380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1$

素因数の和:35

約数の個数: 72

約数和(自身を含む): 61152

約数和(自身を除く): 44772

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 5460, 8190, 16380]

約数ペア:

[(1, 16380), (2, 8190), (3, 5460), (4, 4095), (5, 3276), (6, 2730), (7, 2340), (9, 1820), (10, 1638), (12, 1365), (13, 1260), (14, 1170), (15, 1092), (18, 910), (20, 819), (21, 780), (26, 630), (28, 585), (30, 546), (35, 468), (36, 455), (39, 420), (42, 390), (45, 364), (52, 315), (60, 273), (63, 260), (65, 252), (70, 234), (78, 210), (84, 195), (90, 182), (91, 180), (105, 156), (117, 140), (126, 130)]