72035840

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1481}}^1$

素因数の和:1523

約数の個数: 80

約数和(自身を含む): 181930320

約数和(自身を除く): 109894480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 512, 608, 640, 760, 1216, 1280, 1481, 1520, 2432, 2560, 2962, 3040, 4864, 5924, 6080, 7405, 9728, 11848, 12160, 14810, 23696, 24320, 28139, 29620, 47392, 48640, 56278, 59240, 94784, 112556, 118480, 140695, 189568, 225112, 236960, 281390, 379136, 450224, 473920, 562780, 758272, 900448, 947840, 1125560, 1800896, 1895680, 2251120, 3601792, 3791360, 4502240, 7203584, 9004480, 14407168, 18008960, 36017920, 72035840]

約数ペア:

[(1, 72035840), (2, 36017920), (4, 18008960), (5, 14407168), (8, 9004480), (10, 7203584), (16, 4502240), (19, 3791360), (20, 3601792), (32, 2251120), (38, 1895680), (40, 1800896), (64, 1125560), (76, 947840), (80, 900448), (95, 758272), (128, 562780), (152, 473920), (160, 450224), (190, 379136), (256, 281390), (304, 236960), (320, 225112), (380, 189568), (512, 140695), (608, 118480), (640, 112556), (760, 94784), (1216, 59240), (1280, 56278), (1481, 48640), (1520, 47392), (2432, 29620), (2560, 28139), (2962, 24320), (3040, 23696), (4864, 14810), (5924, 12160), (6080, 11848), (7405, 9728)]