155921040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19687}}^1$

素因数の和:19717

約数の個数: 120

約数和(自身を含む): 571267008

約数和(自身を除く): 415345968

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 3960, 7920, 19687, 39374, 59061, 78748, 98435, 118122, 157496, 177183, 196870, 216557, 236244, 295305, 314992, 354366, 393740, 433114, 472488, 590610, 649671, 708732, 787480, 866228, 885915, 944976, 1082785, 1181220, 1299342, 1417464, 1574960, 1732456, 1771830, 1949013, 2165570, 2362440, 2598684, 2834928, 3248355, 3464912, 3543660, 3898026, 4331140, 4724880, 5197368, 6496710, 7087320, 7796052, 8662280, 9745065, 10394736, 12993420, 14174640, 15592104, 17324560, 19490130, 25986840, 31184208, 38980260, 51973680, 77960520, 155921040]

約数ペア:

[(1, 155921040), (2, 77960520), (3, 51973680), (4, 38980260), (5, 31184208), (6, 25986840), (8, 19490130), (9, 17324560), (10, 15592104), (11, 14174640), (12, 12993420), (15, 10394736), (16, 9745065), (18, 8662280), (20, 7796052), (22, 7087320), (24, 6496710), (30, 5197368), (33, 4724880), (36, 4331140), (40, 3898026), (44, 3543660), (45, 3464912), (48, 3248355), (55, 2834928), (60, 2598684), (66, 2362440), (72, 2165570), (80, 1949013), (88, 1771830), (90, 1732456), (99, 1574960), (110, 1417464), (120, 1299342), (132, 1181220), (144, 1082785), (165, 944976), (176, 885915), (180, 866228), (198, 787480), (220, 708732), (240, 649671), (264, 590610), (330, 472488), (360, 433114), (396, 393740), (440, 354366), (495, 314992), (528, 295305), (660, 236244), (720, 216557), (792, 196870), (880, 177183), (990, 157496), (1320, 118122), (1584, 98435), (1980, 78748), (2640, 59061), (3960, 39374), (7920, 19687)]