74351560

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^3\times {\mathrm{271}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 177235200

約数和(自身を除く): 102883640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 271, 361, 380, 542, 722, 760, 1084, 1355, 1444, 1805, 2168, 2710, 2888, 3610, 5149, 5420, 6859, 7220, 10298, 10840, 13718, 14440, 20596, 25745, 27436, 34295, 41192, 51490, 54872, 68590, 97831, 102980, 137180, 195662, 205960, 274360, 391324, 489155, 782648, 978310, 1858789, 1956620, 3717578, 3913240, 7435156, 9293945, 14870312, 18587890, 37175780, 74351560]

約数ペア:

[(1, 74351560), (2, 37175780), (4, 18587890), (5, 14870312), (8, 9293945), (10, 7435156), (19, 3913240), (20, 3717578), (38, 1956620), (40, 1858789), (76, 978310), (95, 782648), (152, 489155), (190, 391324), (271, 274360), (361, 205960), (380, 195662), (542, 137180), (722, 102980), (760, 97831), (1084, 68590), (1355, 54872), (1444, 51490), (1805, 41192), (2168, 34295), (2710, 27436), (2888, 25745), (3610, 20596), (5149, 14440), (5420, 13718), (6859, 10840), (7220, 10298)]