321360520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{36353}}^1$

素因数の和:36394

約数の個数: 64

約数和(自身を含む): 824508720

約数和(自身を除く): 503148200

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 34, 40, 52, 65, 68, 85, 104, 130, 136, 170, 221, 260, 340, 442, 520, 680, 884, 1105, 1768, 2210, 4420, 8840, 36353, 72706, 145412, 181765, 290824, 363530, 472589, 618001, 727060, 945178, 1236002, 1454120, 1890356, 2362945, 2472004, 3090005, 3780712, 4725890, 4944008, 6180010, 8034013, 9451780, 12360020, 16068026, 18903560, 24720040, 32136052, 40170065, 64272104, 80340130, 160680260, 321360520]

約数ペア:

[(1, 321360520), (2, 160680260), (4, 80340130), (5, 64272104), (8, 40170065), (10, 32136052), (13, 24720040), (17, 18903560), (20, 16068026), (26, 12360020), (34, 9451780), (40, 8034013), (52, 6180010), (65, 4944008), (68, 4725890), (85, 3780712), (104, 3090005), (130, 2472004), (136, 2362945), (170, 1890356), (221, 1454120), (260, 1236002), (340, 945178), (442, 727060), (520, 618001), (680, 472589), (884, 363530), (1105, 290824), (1768, 181765), (2210, 145412), (4420, 72706), (8840, 36353)]