156930973040

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{213989}}^1$

素因数の和:214194

約数の個数: 80

約数和(自身を含む): 372548030400

約数和(自身を除く): 215617057360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 103, 178, 206, 356, 412, 445, 515, 712, 824, 890, 1030, 1424, 1648, 1780, 2060, 3560, 4120, 7120, 8240, 9167, 18334, 36668, 45835, 73336, 91670, 146672, 183340, 213989, 366680, 427978, 733360, 855956, 1069945, 1711912, 2139890, 3423824, 4279780, 8559560, 17119120, 19045021, 22040867, 38090042, 44081734, 76180084, 88163468, 95225105, 110204335, 152360168, 176326936, 190450210, 220408670, 304720336, 352653872, 380900420, 440817340, 761800840, 881634680, 1523601680, 1763269360, 1961637163, 3923274326, 7846548652, 9808185815, 15693097304, 19616371630, 31386194608, 39232743260, 78465486520, 156930973040]

約数ペア:

[(1, 156930973040), (2, 78465486520), (4, 39232743260), (5, 31386194608), (8, 19616371630), (10, 15693097304), (16, 9808185815), (20, 7846548652), (40, 3923274326), (80, 1961637163), (89, 1763269360), (103, 1523601680), (178, 881634680), (206, 761800840), (356, 440817340), (412, 380900420), (445, 352653872), (515, 304720336), (712, 220408670), (824, 190450210), (890, 176326936), (1030, 152360168), (1424, 110204335), (1648, 95225105), (1780, 88163468), (2060, 76180084), (3560, 44081734), (4120, 38090042), (7120, 22040867), (8240, 19045021), (9167, 17119120), (18334, 8559560), (36668, 4279780), (45835, 3423824), (73336, 2139890), (91670, 1711912), (146672, 1069945), (183340, 855956), (213989, 733360), (366680, 427978)]