90128220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{971}}^1$

素因数の和:1020

約数の個数: 192

約数和(自身を含む): 329204736

約数和(自身を除く): 239076516

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 17, 20, 21, 26, 28, 30, 34, 35, 39, 42, 51, 52, 60, 65, 68, 70, 78, 84, 85, 91, 102, 105, 119, 130, 140, 156, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 340, 357, 364, 390, 420, 442, 455, 476, 510, 546, 595, 663, 714, 780, 884, 910, 971, 1020, 1092, 1105, 1190, 1326, 1365, 1428, 1547, 1785, 1820, 1942, 2210, 2380, 2652, 2730, 2913, 3094, 3315, 3570, 3884, 4420, 4641, 4855, 5460, 5826, 6188, 6630, 6797, 7140, 7735, 9282, 9710, 11652, 12623, 13260, 13594, 14565, 15470, 16507, 18564, 19420, 20391, 23205, 25246, 27188, 29130, 30940, 33014, 33985, 37869, 40782, 46410, 49521, 50492, 58260, 63115, 66028, 67970, 75738, 81564, 82535, 88361, 92820, 99042, 101955, 115549, 126230, 135940, 151476, 165070, 176722, 189345, 198084, 203910, 214591, 231098, 247605, 252460, 265083, 330140, 346647, 353444, 378690, 407820, 429182, 441805, 462196, 495210, 530166, 577745, 643773, 693294, 757380, 858364, 883610, 990420, 1060332, 1072955, 1155490, 1287546, 1325415, 1386588, 1502137, 1733235, 1767220, 2145910, 2310980, 2575092, 2650830, 3004274, 3218865, 3466470, 4291820, 4506411, 5301660, 6008548, 6437730, 6932940, 7510685, 9012822, 12875460, 15021370, 18025644, 22532055, 30042740, 45064110, 90128220]

約数ペア:

[(1, 90128220), (2, 45064110), (3, 30042740), (4, 22532055), (5, 18025644), (6, 15021370), (7, 12875460), (10, 9012822), (12, 7510685), (13, 6932940), (14, 6437730), (15, 6008548), (17, 5301660), (20, 4506411), (21, 4291820), (26, 3466470), (28, 3218865), (30, 3004274), (34, 2650830), (35, 2575092), (39, 2310980), (42, 2145910), (51, 1767220), (52, 1733235), (60, 1502137), (65, 1386588), (68, 1325415), (70, 1287546), (78, 1155490), (84, 1072955), (85, 1060332), (91, 990420), (102, 883610), (105, 858364), (119, 757380), (130, 693294), (140, 643773), (156, 577745), (170, 530166), (182, 495210), (195, 462196), (204, 441805), (210, 429182), (221, 407820), (238, 378690), (255, 353444), (260, 346647), (273, 330140), (340, 265083), (357, 252460), (364, 247605), (390, 231098), (420, 214591), (442, 203910), (455, 198084), (476, 189345), (510, 176722), (546, 165070), (595, 151476), (663, 135940), (714, 126230), (780, 115549), (884, 101955), (910, 99042), (971, 92820), (1020, 88361), (1092, 82535), (1105, 81564), (1190, 75738), (1326, 67970), (1365, 66028), (1428, 63115), (1547, 58260), (1785, 50492), (1820, 49521), (1942, 46410), (2210, 40782), (2380, 37869), (2652, 33985), (2730, 33014), (2913, 30940), (3094, 29130), (3315, 27188), (3570, 25246), (3884, 23205), (4420, 20391), (4641, 19420), (4855, 18564), (5460, 16507), (5826, 15470), (6188, 14565), (6630, 13594), (6797, 13260), (7140, 12623), (7735, 11652), (9282, 9710)]