193220120

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{2621}}^1$

素因数の和:2748

約数の個数: 64

約数和(自身を含む): 462520800

約数和(自身を除く): 269300680

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 97, 152, 190, 194, 380, 388, 485, 760, 776, 970, 1843, 1940, 2621, 3686, 3880, 5242, 7372, 9215, 10484, 13105, 14744, 18430, 20968, 26210, 36860, 49799, 52420, 73720, 99598, 104840, 199196, 248995, 254237, 398392, 497990, 508474, 995980, 1016948, 1271185, 1991960, 2033896, 2542370, 4830503, 5084740, 9661006, 10169480, 19322012, 24152515, 38644024, 48305030, 96610060, 193220120]

約数ペア:

[(1, 193220120), (2, 96610060), (4, 48305030), (5, 38644024), (8, 24152515), (10, 19322012), (19, 10169480), (20, 9661006), (38, 5084740), (40, 4830503), (76, 2542370), (95, 2033896), (97, 1991960), (152, 1271185), (190, 1016948), (194, 995980), (380, 508474), (388, 497990), (485, 398392), (760, 254237), (776, 248995), (970, 199196), (1843, 104840), (1940, 99598), (2621, 73720), (3686, 52420), (3880, 49799), (5242, 36860), (7372, 26210), (9215, 20968), (10484, 18430), (13105, 14744)]