220599180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:297

約数の個数: 192

約数和(自身を含む): 720370560

約数和(自身を除く): 499771380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 54, 60, 61, 74, 90, 108, 111, 122, 135, 148, 180, 181, 183, 185, 222, 244, 270, 305, 333, 362, 366, 370, 444, 540, 543, 549, 555, 610, 666, 724, 732, 740, 905, 915, 999, 1086, 1098, 1110, 1220, 1332, 1629, 1647, 1665, 1810, 1830, 1998, 2172, 2196, 2220, 2257, 2715, 2745, 3258, 3294, 3330, 3620, 3660, 3996, 4514, 4887, 4995, 5430, 5490, 6516, 6588, 6660, 6697, 6771, 8145, 8235, 9028, 9774, 9990, 10860, 10980, 11041, 11285, 13394, 13542, 16290, 16470, 19548, 19980, 20091, 20313, 22082, 22570, 24435, 26788, 27084, 32580, 32940, 33123, 33485, 33855, 40182, 40626, 44164, 45140, 48870, 55205, 60273, 60939, 66246, 66970, 67710, 80364, 81252, 97740, 99369, 100455, 101565, 110410, 120546, 121878, 132492, 133940, 135420, 165615, 180819, 198738, 200910, 203130, 220820, 241092, 243756, 298107, 301365, 304695, 331230, 361638, 397476, 401820, 406260, 408517, 496845, 596214, 602730, 609390, 662460, 723276, 817034, 904095, 993690, 1192428, 1205460, 1218780, 1225551, 1490535, 1634068, 1808190, 1987380, 2042585, 2451102, 2981070, 3616380, 3676653, 4085170, 4902204, 5962140, 6127755, 7353306, 8170340, 11029959, 12255510, 14706612, 18383265, 22059918, 24511020, 36766530, 44119836, 55149795, 73533060, 110299590, 220599180]

約数ペア:

[(1, 220599180), (2, 110299590), (3, 73533060), (4, 55149795), (5, 44119836), (6, 36766530), (9, 24511020), (10, 22059918), (12, 18383265), (15, 14706612), (18, 12255510), (20, 11029959), (27, 8170340), (30, 7353306), (36, 6127755), (37, 5962140), (45, 4902204), (54, 4085170), (60, 3676653), (61, 3616380), (74, 2981070), (90, 2451102), (108, 2042585), (111, 1987380), (122, 1808190), (135, 1634068), (148, 1490535), (180, 1225551), (181, 1218780), (183, 1205460), (185, 1192428), (222, 993690), (244, 904095), (270, 817034), (305, 723276), (333, 662460), (362, 609390), (366, 602730), (370, 596214), (444, 496845), (540, 408517), (543, 406260), (549, 401820), (555, 397476), (610, 361638), (666, 331230), (724, 304695), (732, 301365), (740, 298107), (905, 243756), (915, 241092), (999, 220820), (1086, 203130), (1098, 200910), (1110, 198738), (1220, 180819), (1332, 165615), (1629, 135420), (1647, 133940), (1665, 132492), (1810, 121878), (1830, 120546), (1998, 110410), (2172, 101565), (2196, 100455), (2220, 99369), (2257, 97740), (2715, 81252), (2745, 80364), (3258, 67710), (3294, 66970), (3330, 66246), (3620, 60939), (3660, 60273), (3996, 55205), (4514, 48870), (4887, 45140), (4995, 44164), (5430, 40626), (5490, 40182), (6516, 33855), (6588, 33485), (6660, 33123), (6697, 32940), (6771, 32580), (8145, 27084), (8235, 26788), (9028, 24435), (9774, 22570), (9990, 22082), (10860, 20313), (10980, 20091), (11041, 19980), (11285, 19548), (13394, 16470), (13542, 16290)]