661937040

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{941}}^1\times {\mathrm{977}}^1$

素因数の和:1937

約数の個数: 120

約数和(自身を含む): 2227645368

約数和(自身を除く): 1565708328

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 941, 977, 1882, 1954, 2823, 2931, 3764, 3908, 4705, 4885, 5646, 5862, 7528, 7816, 8469, 8793, 9410, 9770, 11292, 11724, 14115, 14655, 15056, 15632, 16938, 17586, 18820, 19540, 22584, 23448, 28230, 29310, 33876, 35172, 37640, 39080, 42345, 43965, 45168, 46896, 56460, 58620, 67752, 70344, 75280, 78160, 84690, 87930, 112920, 117240, 135504, 140688, 169380, 175860, 225840, 234480, 338760, 351720, 677520, 703440, 919357, 1838714, 2758071, 3677428, 4596785, 5516142, 7354856, 8274213, 9193570, 11032284, 13790355, 14709712, 16548426, 18387140, 22064568, 27580710, 33096852, 36774280, 41371065, 44129136, 55161420, 66193704, 73548560, 82742130, 110322840, 132387408, 165484260, 220645680, 330968520, 661937040]

約数ペア:

[(1, 661937040), (2, 330968520), (3, 220645680), (4, 165484260), (5, 132387408), (6, 110322840), (8, 82742130), (9, 73548560), (10, 66193704), (12, 55161420), (15, 44129136), (16, 41371065), (18, 36774280), (20, 33096852), (24, 27580710), (30, 22064568), (36, 18387140), (40, 16548426), (45, 14709712), (48, 13790355), (60, 11032284), (72, 9193570), (80, 8274213), (90, 7354856), (120, 5516142), (144, 4596785), (180, 3677428), (240, 2758071), (360, 1838714), (720, 919357), (941, 703440), (977, 677520), (1882, 351720), (1954, 338760), (2823, 234480), (2931, 225840), (3764, 175860), (3908, 169380), (4705, 140688), (4885, 135504), (5646, 117240), (5862, 112920), (7528, 87930), (7816, 84690), (8469, 78160), (8793, 75280), (9410, 70344), (9770, 67752), (11292, 58620), (11724, 56460), (14115, 46896), (14655, 45168), (15056, 43965), (15632, 42345), (16938, 39080), (17586, 37640), (18820, 35172), (19540, 33876), (22584, 29310), (23448, 28230)]