19295520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1$

素因数の和:738

約数の個数: 96

約数和(自身を含む): 61871040

約数和(自身を除く): 42575520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 80, 96, 120, 122, 160, 183, 240, 244, 305, 366, 480, 488, 610, 659, 732, 915, 976, 1220, 1318, 1464, 1830, 1952, 1977, 2440, 2636, 2928, 3295, 3660, 3954, 4880, 5272, 5856, 6590, 7320, 7908, 9760, 9885, 10544, 13180, 14640, 15816, 19770, 21088, 26360, 29280, 31632, 39540, 40199, 52720, 63264, 79080, 80398, 105440, 120597, 158160, 160796, 200995, 241194, 316320, 321592, 401990, 482388, 602985, 643184, 803980, 964776, 1205970, 1286368, 1607960, 1929552, 2411940, 3215920, 3859104, 4823880, 6431840, 9647760, 19295520]

約数ペア:

[(1, 19295520), (2, 9647760), (3, 6431840), (4, 4823880), (5, 3859104), (6, 3215920), (8, 2411940), (10, 1929552), (12, 1607960), (15, 1286368), (16, 1205970), (20, 964776), (24, 803980), (30, 643184), (32, 602985), (40, 482388), (48, 401990), (60, 321592), (61, 316320), (80, 241194), (96, 200995), (120, 160796), (122, 158160), (160, 120597), (183, 105440), (240, 80398), (244, 79080), (305, 63264), (366, 52720), (480, 40199), (488, 39540), (610, 31632), (659, 29280), (732, 26360), (915, 21088), (976, 19770), (1220, 15816), (1318, 14640), (1464, 13180), (1830, 10544), (1952, 9885), (1977, 9760), (2440, 7908), (2636, 7320), (2928, 6590), (3295, 5856), (3660, 5272), (3954, 4880)]