2215677780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{215953}}^1$

素因数の和:215990

約数の個数: 96

約数和(自身を含む): 7256054400

約数和(自身を除く): 5040376620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 215953, 431906, 647859, 863812, 1079765, 1295718, 1943577, 2159530, 2591436, 3239295, 3887154, 4103107, 4319060, 5830731, 6478590, 7774308, 8206214, 9717885, 11661462, 12309321, 12957180, 16412428, 19435770, 20515535, 23322924, 24618642, 29153655, 36927963, 38871540, 41031070, 49237284, 58307310, 61546605, 73855926, 82062140, 110783889, 116614620, 123093210, 147711852, 184639815, 221567778, 246186420, 369279630, 443135556, 553919445, 738559260, 1107838890, 2215677780]

約数ペア:

[(1, 2215677780), (2, 1107838890), (3, 738559260), (4, 553919445), (5, 443135556), (6, 369279630), (9, 246186420), (10, 221567778), (12, 184639815), (15, 147711852), (18, 123093210), (19, 116614620), (20, 110783889), (27, 82062140), (30, 73855926), (36, 61546605), (38, 58307310), (45, 49237284), (54, 41031070), (57, 38871540), (60, 36927963), (76, 29153655), (90, 24618642), (95, 23322924), (108, 20515535), (114, 19435770), (135, 16412428), (171, 12957180), (180, 12309321), (190, 11661462), (228, 9717885), (270, 8206214), (285, 7774308), (342, 6478590), (380, 5830731), (513, 4319060), (540, 4103107), (570, 3887154), (684, 3239295), (855, 2591436), (1026, 2159530), (1140, 1943577), (1710, 1295718), (2052, 1079765), (2565, 863812), (3420, 647859), (5130, 431906), (10260, 215953)]