18960060

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{6449}}^1$

素因数の和:6475

約数の個数: 72

約数和(自身を含む): 61765200

約数和(自身を除く): 42805140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 6449, 12898, 19347, 25796, 32245, 38694, 45143, 64490, 77388, 90286, 96735, 128980, 135429, 180572, 193470, 225715, 270858, 316001, 386940, 451430, 541716, 632002, 677145, 902860, 948003, 1264004, 1354290, 1580005, 1896006, 2708580, 3160010, 3792012, 4740015, 6320020, 9480030, 18960060]

約数ペア:

[(1, 18960060), (2, 9480030), (3, 6320020), (4, 4740015), (5, 3792012), (6, 3160010), (7, 2708580), (10, 1896006), (12, 1580005), (14, 1354290), (15, 1264004), (20, 948003), (21, 902860), (28, 677145), (30, 632002), (35, 541716), (42, 451430), (49, 386940), (60, 316001), (70, 270858), (84, 225715), (98, 193470), (105, 180572), (140, 135429), (147, 128980), (196, 96735), (210, 90286), (245, 77388), (294, 64490), (420, 45143), (490, 38694), (588, 32245), (735, 25796), (980, 19347), (1470, 12898), (2940, 6449)]