1780170

素因数分解:

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

素因数の和:204

約数の個数: 64

約数和(自身を含む): 5011200

約数和(自身を除く): 3231030

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 173, 210, 245, 294, 343, 346, 490, 519, 686, 735, 865, 1029, 1038, 1211, 1470, 1715, 1730, 2058, 2422, 2595, 3430, 3633, 5145, 5190, 6055, 7266, 8477, 10290, 12110, 16954, 18165, 25431, 36330, 42385, 50862, 59339, 84770, 118678, 127155, 178017, 254310, 296695, 356034, 593390, 890085, 1780170]

約数ペア:

[(1, 1780170), (2, 890085), (3, 593390), (5, 356034), (6, 296695), (7, 254310), (10, 178017), (14, 127155), (15, 118678), (21, 84770), (30, 59339), (35, 50862), (42, 42385), (49, 36330), (70, 25431), (98, 18165), (105, 16954), (147, 12110), (173, 10290), (210, 8477), (245, 7266), (294, 6055), (343, 5190), (346, 5145), (490, 3633), (519, 3430), (686, 2595), (735, 2422), (865, 2058), (1029, 1730), (1038, 1715), (1211, 1470)]