155445760

素因数分解:

$2^9\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1481}}^1$

素因数の和:1545

約数の個数: 80

約数和(自身を含む): 382053672

約数和(自身を除く): 226607912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 512, 640, 656, 820, 1280, 1312, 1481, 1640, 2560, 2624, 2962, 3280, 5248, 5924, 6560, 7405, 10496, 11848, 13120, 14810, 20992, 23696, 26240, 29620, 47392, 52480, 59240, 60721, 94784, 104960, 118480, 121442, 189568, 236960, 242884, 303605, 379136, 473920, 485768, 607210, 758272, 947840, 971536, 1214420, 1895680, 1943072, 2428840, 3791360, 3886144, 4857680, 7772288, 9715360, 15544576, 19430720, 31089152, 38861440, 77722880, 155445760]

約数ペア:

[(1, 155445760), (2, 77722880), (4, 38861440), (5, 31089152), (8, 19430720), (10, 15544576), (16, 9715360), (20, 7772288), (32, 4857680), (40, 3886144), (41, 3791360), (64, 2428840), (80, 1943072), (82, 1895680), (128, 1214420), (160, 971536), (164, 947840), (205, 758272), (256, 607210), (320, 485768), (328, 473920), (410, 379136), (512, 303605), (640, 242884), (656, 236960), (820, 189568), (1280, 121442), (1312, 118480), (1481, 104960), (1640, 94784), (2560, 60721), (2624, 59240), (2962, 52480), (3280, 47392), (5248, 29620), (5924, 26240), (6560, 23696), (7405, 20992), (10496, 14810), (11848, 13120)]