128546520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1033}}^1$

素因数の和:1125

約数の個数: 128

約数和(自身を含む): 415419840

約数和(自身を除く): 286873320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 61, 68, 85, 102, 120, 122, 136, 170, 183, 204, 244, 255, 305, 340, 366, 408, 488, 510, 610, 680, 732, 915, 1020, 1033, 1037, 1220, 1464, 1830, 2040, 2066, 2074, 2440, 3099, 3111, 3660, 4132, 4148, 5165, 5185, 6198, 6222, 7320, 8264, 8296, 10330, 10370, 12396, 12444, 15495, 15555, 17561, 20660, 20740, 24792, 24888, 30990, 31110, 35122, 41320, 41480, 52683, 61980, 62220, 63013, 70244, 87805, 105366, 123960, 124440, 126026, 140488, 175610, 189039, 210732, 252052, 263415, 315065, 351220, 378078, 421464, 504104, 526830, 630130, 702440, 756156, 945195, 1053660, 1071221, 1260260, 1512312, 1890390, 2107320, 2142442, 2520520, 3213663, 3780780, 4284884, 5356105, 6427326, 7561560, 8569768, 10712210, 12854652, 16068315, 21424420, 25709304, 32136630, 42848840, 64273260, 128546520]

約数ペア:

[(1, 128546520), (2, 64273260), (3, 42848840), (4, 32136630), (5, 25709304), (6, 21424420), (8, 16068315), (10, 12854652), (12, 10712210), (15, 8569768), (17, 7561560), (20, 6427326), (24, 5356105), (30, 4284884), (34, 3780780), (40, 3213663), (51, 2520520), (60, 2142442), (61, 2107320), (68, 1890390), (85, 1512312), (102, 1260260), (120, 1071221), (122, 1053660), (136, 945195), (170, 756156), (183, 702440), (204, 630130), (244, 526830), (255, 504104), (305, 421464), (340, 378078), (366, 351220), (408, 315065), (488, 263415), (510, 252052), (610, 210732), (680, 189039), (732, 175610), (915, 140488), (1020, 126026), (1033, 124440), (1037, 123960), (1220, 105366), (1464, 87805), (1830, 70244), (2040, 63013), (2066, 62220), (2074, 61980), (2440, 52683), (3099, 41480), (3111, 41320), (3660, 35122), (4132, 31110), (4148, 30990), (5165, 24888), (5185, 24792), (6198, 20740), (6222, 20660), (7320, 17561), (8264, 15555), (8296, 15495), (10330, 12444), (10370, 12396)]