144270280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1511}}^1$

素因数の和:1571

約数の個数: 128

約数和(自身を含む): 418037760

約数和(自身を除く): 273767480

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 31, 35, 40, 44, 55, 56, 62, 70, 77, 88, 110, 124, 140, 154, 155, 217, 220, 248, 280, 308, 310, 341, 385, 434, 440, 616, 620, 682, 770, 868, 1085, 1240, 1364, 1511, 1540, 1705, 1736, 2170, 2387, 2728, 3022, 3080, 3410, 4340, 4774, 6044, 6820, 7555, 8680, 9548, 10577, 11935, 12088, 13640, 15110, 16621, 19096, 21154, 23870, 30220, 33242, 42308, 46841, 47740, 52885, 60440, 66484, 83105, 84616, 93682, 95480, 105770, 116347, 132968, 166210, 187364, 211540, 232694, 234205, 327887, 332420, 374728, 423080, 465388, 468410, 515251, 581735, 655774, 664840, 930776, 936820, 1030502, 1163470, 1311548, 1639435, 1873640, 2061004, 2326940, 2576255, 2623096, 3278870, 3606757, 4122008, 4653880, 5152510, 6557740, 7213514, 10305020, 13115480, 14427028, 18033785, 20610040, 28854056, 36067570, 72135140, 144270280]

約数ペア:

[(1, 144270280), (2, 72135140), (4, 36067570), (5, 28854056), (7, 20610040), (8, 18033785), (10, 14427028), (11, 13115480), (14, 10305020), (20, 7213514), (22, 6557740), (28, 5152510), (31, 4653880), (35, 4122008), (40, 3606757), (44, 3278870), (55, 2623096), (56, 2576255), (62, 2326940), (70, 2061004), (77, 1873640), (88, 1639435), (110, 1311548), (124, 1163470), (140, 1030502), (154, 936820), (155, 930776), (217, 664840), (220, 655774), (248, 581735), (280, 515251), (308, 468410), (310, 465388), (341, 423080), (385, 374728), (434, 332420), (440, 327887), (616, 234205), (620, 232694), (682, 211540), (770, 187364), (868, 166210), (1085, 132968), (1240, 116347), (1364, 105770), (1511, 95480), (1540, 93682), (1705, 84616), (1736, 83105), (2170, 66484), (2387, 60440), (2728, 52885), (3022, 47740), (3080, 46841), (3410, 42308), (4340, 33242), (4774, 30220), (6044, 23870), (6820, 21154), (7555, 19096), (8680, 16621), (9548, 15110), (10577, 13640), (11935, 12088)]