303344860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{12821}}^1$

素因数の和:12863

約数の個数: 72

約数和(自身を含む): 788399136

約数和(自身を除く): 485054276

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 676, 845, 910, 1183, 1690, 1820, 2366, 3380, 4732, 5915, 11830, 12821, 23660, 25642, 51284, 64105, 89747, 128210, 166673, 179494, 256420, 333346, 358988, 448735, 666692, 833365, 897470, 1166711, 1666730, 1794940, 2166749, 2333422, 3333460, 4333498, 4666844, 5833555, 8666996, 10833745, 11667110, 15167243, 21667490, 23334220, 30334486, 43334980, 60668972, 75836215, 151672430, 303344860]

約数ペア:

[(1, 303344860), (2, 151672430), (4, 75836215), (5, 60668972), (7, 43334980), (10, 30334486), (13, 23334220), (14, 21667490), (20, 15167243), (26, 11667110), (28, 10833745), (35, 8666996), (52, 5833555), (65, 4666844), (70, 4333498), (91, 3333460), (130, 2333422), (140, 2166749), (169, 1794940), (182, 1666730), (260, 1166711), (338, 897470), (364, 833365), (455, 666692), (676, 448735), (845, 358988), (910, 333346), (1183, 256420), (1690, 179494), (1820, 166673), (2366, 128210), (3380, 89747), (4732, 64105), (5915, 51284), (11830, 25642), (12821, 23660)]