215680104

素因数分解:

$2^3\times 3^3\times {\mathrm{37}}^1\times {\mathrm{26987}}^1$

素因数の和:27039

約数の個数: 64

約数和(自身を含む): 615326400

約数和(自身を除く): 399646296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 37, 54, 72, 74, 108, 111, 148, 216, 222, 296, 333, 444, 666, 888, 999, 1332, 1998, 2664, 3996, 7992, 26987, 53974, 80961, 107948, 161922, 215896, 242883, 323844, 485766, 647688, 728649, 971532, 998519, 1457298, 1943064, 1997038, 2914596, 2995557, 3994076, 5829192, 5991114, 7988152, 8986671, 11982228, 17973342, 23964456, 26960013, 35946684, 53920026, 71893368, 107840052, 215680104]

約数ペア:

[(1, 215680104), (2, 107840052), (3, 71893368), (4, 53920026), (6, 35946684), (8, 26960013), (9, 23964456), (12, 17973342), (18, 11982228), (24, 8986671), (27, 7988152), (36, 5991114), (37, 5829192), (54, 3994076), (72, 2995557), (74, 2914596), (108, 1997038), (111, 1943064), (148, 1457298), (216, 998519), (222, 971532), (296, 728649), (333, 647688), (444, 485766), (666, 323844), (888, 242883), (999, 215896), (1332, 161922), (1998, 107948), (2664, 80961), (3996, 53974), (7992, 26987)]