73784080

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:496

約数の個数: 80

約数和(自身を含む): 183202560

約数和(自身を除く): 109418480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 227, 239, 272, 340, 454, 478, 680, 908, 956, 1135, 1195, 1360, 1816, 1912, 2270, 2390, 3632, 3824, 3859, 4063, 4540, 4780, 7718, 8126, 9080, 9560, 15436, 16252, 18160, 19120, 19295, 20315, 30872, 32504, 38590, 40630, 54253, 61744, 65008, 77180, 81260, 108506, 154360, 162520, 217012, 271265, 308720, 325040, 434024, 542530, 868048, 922301, 1085060, 1844602, 2170120, 3689204, 4340240, 4611505, 7378408, 9223010, 14756816, 18446020, 36892040, 73784080]

約数ペア:

[(1, 73784080), (2, 36892040), (4, 18446020), (5, 14756816), (8, 9223010), (10, 7378408), (16, 4611505), (17, 4340240), (20, 3689204), (34, 2170120), (40, 1844602), (68, 1085060), (80, 922301), (85, 868048), (136, 542530), (170, 434024), (227, 325040), (239, 308720), (272, 271265), (340, 217012), (454, 162520), (478, 154360), (680, 108506), (908, 81260), (956, 77180), (1135, 65008), (1195, 61744), (1360, 54253), (1816, 40630), (1912, 38590), (2270, 32504), (2390, 30872), (3632, 20315), (3824, 19295), (3859, 19120), (4063, 18160), (4540, 16252), (4780, 15436), (7718, 9560), (8126, 9080)]