47780760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{439}}^1\times {\mathrm{907}}^1$

素因数の和:1360

約数の個数: 64

約数和(自身を含む): 143827200

約数和(自身を除く): 96046440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 439, 878, 907, 1317, 1756, 1814, 2195, 2634, 2721, 3512, 3628, 4390, 4535, 5268, 5442, 6585, 7256, 8780, 9070, 10536, 10884, 13170, 13605, 17560, 18140, 21768, 26340, 27210, 36280, 52680, 54420, 108840, 398173, 796346, 1194519, 1592692, 1990865, 2389038, 3185384, 3981730, 4778076, 5972595, 7963460, 9556152, 11945190, 15926920, 23890380, 47780760]

約数ペア:

[(1, 47780760), (2, 23890380), (3, 15926920), (4, 11945190), (5, 9556152), (6, 7963460), (8, 5972595), (10, 4778076), (12, 3981730), (15, 3185384), (20, 2389038), (24, 1990865), (30, 1592692), (40, 1194519), (60, 796346), (120, 398173), (439, 108840), (878, 54420), (907, 52680), (1317, 36280), (1756, 27210), (1814, 26340), (2195, 21768), (2634, 18140), (2721, 17560), (3512, 13605), (3628, 13170), (4390, 10884), (4535, 10536), (5268, 9070), (5442, 8780), (6585, 7256)]