9771320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 128

約数和(自身を含む): 26611200

約数和(自身を除く): 16839880

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 23, 26, 38, 40, 43, 46, 52, 65, 76, 86, 92, 95, 104, 115, 130, 152, 172, 184, 190, 215, 230, 247, 260, 299, 344, 380, 430, 437, 460, 494, 520, 559, 598, 760, 817, 860, 874, 920, 988, 989, 1118, 1196, 1235, 1495, 1634, 1720, 1748, 1976, 1978, 2185, 2236, 2392, 2470, 2795, 2990, 3268, 3496, 3956, 4085, 4370, 4472, 4940, 4945, 5590, 5681, 5980, 6536, 7912, 8170, 8740, 9880, 9890, 10621, 11180, 11362, 11960, 12857, 16340, 17480, 18791, 19780, 21242, 22360, 22724, 25714, 28405, 32680, 37582, 39560, 42484, 45448, 51428, 53105, 56810, 64285, 75164, 84968, 93955, 102856, 106210, 113620, 128570, 150328, 187910, 212420, 227240, 244283, 257140, 375820, 424840, 488566, 514280, 751640, 977132, 1221415, 1954264, 2442830, 4885660, 9771320]

約数ペア:

[(1, 9771320), (2, 4885660), (4, 2442830), (5, 1954264), (8, 1221415), (10, 977132), (13, 751640), (19, 514280), (20, 488566), (23, 424840), (26, 375820), (38, 257140), (40, 244283), (43, 227240), (46, 212420), (52, 187910), (65, 150328), (76, 128570), (86, 113620), (92, 106210), (95, 102856), (104, 93955), (115, 84968), (130, 75164), (152, 64285), (172, 56810), (184, 53105), (190, 51428), (215, 45448), (230, 42484), (247, 39560), (260, 37582), (299, 32680), (344, 28405), (380, 25714), (430, 22724), (437, 22360), (460, 21242), (494, 19780), (520, 18791), (559, 17480), (598, 16340), (760, 12857), (817, 11960), (860, 11362), (874, 11180), (920, 10621), (988, 9890), (989, 9880), (1118, 8740), (1196, 8170), (1235, 7912), (1495, 6536), (1634, 5980), (1720, 5681), (1748, 5590), (1976, 4945), (1978, 4940), (2185, 4472), (2236, 4370), (2392, 4085), (2470, 3956), (2795, 3496), (2990, 3268)]