196728170

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:423

約数の個数: 64

約数和(自身を含む): 384307200

約数和(自身を除く): 187579030

約数列:

[1, 2, 5, 10, 29, 31, 58, 62, 79, 145, 155, 158, 277, 290, 310, 395, 554, 790, 899, 1385, 1798, 2291, 2449, 2770, 4495, 4582, 4898, 8033, 8587, 8990, 11455, 12245, 16066, 17174, 21883, 22910, 24490, 40165, 42935, 43766, 71021, 80330, 85870, 109415, 142042, 218830, 249023, 355105, 498046, 634607, 678373, 710210, 1245115, 1269214, 1356746, 2490230, 3173035, 3391865, 6346070, 6783730, 19672817, 39345634, 98364085, 196728170]

約数ペア:

[(1, 196728170), (2, 98364085), (5, 39345634), (10, 19672817), (29, 6783730), (31, 6346070), (58, 3391865), (62, 3173035), (79, 2490230), (145, 1356746), (155, 1269214), (158, 1245115), (277, 710210), (290, 678373), (310, 634607), (395, 498046), (554, 355105), (790, 249023), (899, 218830), (1385, 142042), (1798, 109415), (2291, 85870), (2449, 80330), (2770, 71021), (4495, 43766), (4582, 42935), (4898, 40165), (8033, 24490), (8587, 22910), (8990, 21883), (11455, 17174), (12245, 16066)]