138849720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{60899}}^1$

素因数の和:60932

約数の個数: 64

約数和(自身を含む): 438480000

約数和(自身を除く): 299630280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 60899, 121798, 182697, 243596, 304495, 365394, 487192, 608990, 730788, 913485, 1157081, 1217980, 1461576, 1826970, 2314162, 2435960, 3471243, 3653940, 4628324, 5785405, 6942486, 7307880, 9256648, 11570810, 13884972, 17356215, 23141620, 27769944, 34712430, 46283240, 69424860, 138849720]

約数ペア:

[(1, 138849720), (2, 69424860), (3, 46283240), (4, 34712430), (5, 27769944), (6, 23141620), (8, 17356215), (10, 13884972), (12, 11570810), (15, 9256648), (19, 7307880), (20, 6942486), (24, 5785405), (30, 4628324), (38, 3653940), (40, 3471243), (57, 2435960), (60, 2314162), (76, 1826970), (95, 1461576), (114, 1217980), (120, 1157081), (152, 913485), (190, 730788), (228, 608990), (285, 487192), (380, 365394), (456, 304495), (570, 243596), (760, 182697), (1140, 121798), (2280, 60899)]