220232460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{433}}^1$

素因数の和:632

約数の個数: 144

約数和(自身を含む): 723141216

約数和(自身を除く): 502908756

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, 173, 196, 210, 245, 294, 346, 420, 433, 490, 519, 588, 692, 735, 865, 866, 980, 1038, 1211, 1299, 1470, 1730, 1732, 2076, 2165, 2422, 2595, 2598, 2940, 3031, 3460, 3633, 4330, 4844, 5190, 5196, 6055, 6062, 6495, 7266, 8477, 8660, 9093, 10380, 12110, 12124, 12990, 14532, 15155, 16954, 18165, 18186, 21217, 24220, 25431, 25980, 30310, 33908, 36330, 36372, 42385, 42434, 45465, 50862, 60620, 63651, 72660, 74909, 84770, 84868, 90930, 101724, 106085, 127155, 127302, 149818, 169540, 181860, 212170, 224727, 254310, 254604, 299636, 318255, 374545, 424340, 449454, 508620, 524363, 636510, 749090, 898908, 1048726, 1123635, 1273020, 1498180, 1573089, 2097452, 2247270, 2621815, 3146178, 3670541, 4494540, 5243630, 6292356, 7341082, 7865445, 10487260, 11011623, 14682164, 15730890, 18352705, 22023246, 31461780, 36705410, 44046492, 55058115, 73410820, 110116230, 220232460]

約数ペア:

[(1, 220232460), (2, 110116230), (3, 73410820), (4, 55058115), (5, 44046492), (6, 36705410), (7, 31461780), (10, 22023246), (12, 18352705), (14, 15730890), (15, 14682164), (20, 11011623), (21, 10487260), (28, 7865445), (30, 7341082), (35, 6292356), (42, 5243630), (49, 4494540), (60, 3670541), (70, 3146178), (84, 2621815), (98, 2247270), (105, 2097452), (140, 1573089), (147, 1498180), (173, 1273020), (196, 1123635), (210, 1048726), (245, 898908), (294, 749090), (346, 636510), (420, 524363), (433, 508620), (490, 449454), (519, 424340), (588, 374545), (692, 318255), (735, 299636), (865, 254604), (866, 254310), (980, 224727), (1038, 212170), (1211, 181860), (1299, 169540), (1470, 149818), (1730, 127302), (1732, 127155), (2076, 106085), (2165, 101724), (2422, 90930), (2595, 84868), (2598, 84770), (2940, 74909), (3031, 72660), (3460, 63651), (3633, 60620), (4330, 50862), (4844, 45465), (5190, 42434), (5196, 42385), (6055, 36372), (6062, 36330), (6495, 33908), (7266, 30310), (8477, 25980), (8660, 25431), (9093, 24220), (10380, 21217), (12110, 18186), (12124, 18165), (12990, 16954), (14532, 15155)]