644628442144

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{619}}^1\times {\mathrm{485729}}^1$

素因数の和:486425

約数の個数: 48

約数和(自身を含む): 1290137738400

約数和(自身を除く): 645509296256

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 619, 1072, 1238, 2144, 2476, 4952, 9904, 19808, 41473, 82946, 165892, 331784, 485729, 663568, 971458, 1327136, 1942916, 3885832, 7771664, 15543328, 32543843, 65087686, 130175372, 260350744, 300666251, 520701488, 601332502, 1041402976, 1202665004, 2405330008, 4810660016, 9621320032, 20144638817, 40289277634, 80578555268, 161157110536, 322314221072, 644628442144]

約数ペア:

[(1, 644628442144), (2, 322314221072), (4, 161157110536), (8, 80578555268), (16, 40289277634), (32, 20144638817), (67, 9621320032), (134, 4810660016), (268, 2405330008), (536, 1202665004), (619, 1041402976), (1072, 601332502), (1238, 520701488), (2144, 300666251), (2476, 260350744), (4952, 130175372), (9904, 65087686), (19808, 32543843), (41473, 15543328), (82946, 7771664), (165892, 3885832), (331784, 1942916), (485729, 1327136), (663568, 971458)]