474940720

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{7621}}^1$

素因数の和:7694

約数の個数: 80

約数和(自身を含む): 1190861280

約数和(自身を除く): 715920560

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 152, 164, 190, 205, 304, 328, 380, 410, 656, 760, 779, 820, 1520, 1558, 1640, 3116, 3280, 3895, 6232, 7621, 7790, 12464, 15242, 15580, 30484, 31160, 38105, 60968, 62320, 76210, 121936, 144799, 152420, 289598, 304840, 312461, 579196, 609680, 624922, 723995, 1158392, 1249844, 1447990, 1562305, 2316784, 2499688, 2895980, 3124610, 4999376, 5791960, 5936759, 6249220, 11583920, 11873518, 12498440, 23747036, 24996880, 29683795, 47494072, 59367590, 94988144, 118735180, 237470360, 474940720]

約数ペア:

[(1, 474940720), (2, 237470360), (4, 118735180), (5, 94988144), (8, 59367590), (10, 47494072), (16, 29683795), (19, 24996880), (20, 23747036), (38, 12498440), (40, 11873518), (41, 11583920), (76, 6249220), (80, 5936759), (82, 5791960), (95, 4999376), (152, 3124610), (164, 2895980), (190, 2499688), (205, 2316784), (304, 1562305), (328, 1447990), (380, 1249844), (410, 1158392), (656, 723995), (760, 624922), (779, 609680), (820, 579196), (1520, 312461), (1558, 304840), (1640, 289598), (3116, 152420), (3280, 144799), (3895, 121936), (6232, 76210), (7621, 62320), (7790, 60968), (12464, 38105), (15242, 31160), (15580, 30484)]