16409820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:547

約数の個数: 96

約数和(自身を含む): 53222400

約数和(自身を除く): 36812580

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 89, 105, 140, 178, 210, 267, 356, 420, 439, 445, 534, 623, 878, 890, 1068, 1246, 1317, 1335, 1756, 1780, 1869, 2195, 2492, 2634, 2670, 3073, 3115, 3738, 4390, 5268, 5340, 6146, 6230, 6585, 7476, 8780, 9219, 9345, 12292, 12460, 13170, 15365, 18438, 18690, 26340, 30730, 36876, 37380, 39071, 46095, 61460, 78142, 92190, 117213, 156284, 184380, 195355, 234426, 273497, 390710, 468852, 546994, 586065, 781420, 820491, 1093988, 1172130, 1367485, 1640982, 2344260, 2734970, 3281964, 4102455, 5469940, 8204910, 16409820]

約数ペア:

[(1, 16409820), (2, 8204910), (3, 5469940), (4, 4102455), (5, 3281964), (6, 2734970), (7, 2344260), (10, 1640982), (12, 1367485), (14, 1172130), (15, 1093988), (20, 820491), (21, 781420), (28, 586065), (30, 546994), (35, 468852), (42, 390710), (60, 273497), (70, 234426), (84, 195355), (89, 184380), (105, 156284), (140, 117213), (178, 92190), (210, 78142), (267, 61460), (356, 46095), (420, 39071), (439, 37380), (445, 36876), (534, 30730), (623, 26340), (878, 18690), (890, 18438), (1068, 15365), (1246, 13170), (1317, 12460), (1335, 12292), (1756, 9345), (1780, 9219), (1869, 8780), (2195, 7476), (2492, 6585), (2634, 6230), (2670, 6146), (3073, 5340), (3115, 5268), (3738, 4390)]