1771440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1$

素因数の和:99

約数の個数: 120

約数和(自身を含む): 6135024

約数和(自身を除く): 4363584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 44, 48, 55, 60, 61, 66, 80, 88, 110, 120, 121, 122, 132, 165, 176, 183, 220, 240, 242, 244, 264, 305, 330, 363, 366, 440, 484, 488, 528, 605, 610, 660, 671, 726, 732, 880, 915, 968, 976, 1210, 1220, 1320, 1342, 1452, 1464, 1815, 1830, 1936, 2013, 2420, 2440, 2640, 2684, 2904, 2928, 3355, 3630, 3660, 4026, 4840, 4880, 5368, 5808, 6710, 7260, 7320, 7381, 8052, 9680, 10065, 10736, 13420, 14520, 14640, 14762, 16104, 20130, 22143, 26840, 29040, 29524, 32208, 36905, 40260, 44286, 53680, 59048, 73810, 80520, 88572, 110715, 118096, 147620, 161040, 177144, 221430, 295240, 354288, 442860, 590480, 885720, 1771440]

約数ペア:

[(1, 1771440), (2, 885720), (3, 590480), (4, 442860), (5, 354288), (6, 295240), (8, 221430), (10, 177144), (11, 161040), (12, 147620), (15, 118096), (16, 110715), (20, 88572), (22, 80520), (24, 73810), (30, 59048), (33, 53680), (40, 44286), (44, 40260), (48, 36905), (55, 32208), (60, 29524), (61, 29040), (66, 26840), (80, 22143), (88, 20130), (110, 16104), (120, 14762), (121, 14640), (122, 14520), (132, 13420), (165, 10736), (176, 10065), (183, 9680), (220, 8052), (240, 7381), (242, 7320), (244, 7260), (264, 6710), (305, 5808), (330, 5368), (363, 4880), (366, 4840), (440, 4026), (484, 3660), (488, 3630), (528, 3355), (605, 2928), (610, 2904), (660, 2684), (671, 2640), (726, 2440), (732, 2420), (880, 2013), (915, 1936), (968, 1830), (976, 1815), (1210, 1464), (1220, 1452), (1320, 1342)]