16213760

素因数分解:

$2^8\times 5^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 39735360

約数和(自身を除く): 23521600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 53, 64, 80, 106, 128, 160, 212, 239, 256, 265, 320, 424, 478, 530, 640, 848, 956, 1060, 1195, 1280, 1696, 1912, 2120, 2390, 3392, 3824, 4240, 4780, 6784, 7648, 8480, 9560, 12667, 13568, 15296, 16960, 19120, 25334, 30592, 33920, 38240, 50668, 61184, 63335, 67840, 76480, 101336, 126670, 152960, 202672, 253340, 305920, 405344, 506680, 810688, 1013360, 1621376, 2026720, 3242752, 4053440, 8106880, 16213760]

約数ペア:

[(1, 16213760), (2, 8106880), (4, 4053440), (5, 3242752), (8, 2026720), (10, 1621376), (16, 1013360), (20, 810688), (32, 506680), (40, 405344), (53, 305920), (64, 253340), (80, 202672), (106, 152960), (128, 126670), (160, 101336), (212, 76480), (239, 67840), (256, 63335), (265, 61184), (320, 50668), (424, 38240), (478, 33920), (530, 30592), (640, 25334), (848, 19120), (956, 16960), (1060, 15296), (1195, 13568), (1280, 12667), (1696, 9560), (1912, 8480), (2120, 7648), (2390, 6784), (3392, 4780), (3824, 4240)]