309883920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67957}}^1$

素因数の和:67992

約数の個数: 80

約数和(自身を含む): 1011215040

約数和(自身を除く): 701331120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 67957, 135914, 203871, 271828, 339785, 407742, 543656, 679570, 815484, 1019355, 1087312, 1291183, 1359140, 1630968, 2038710, 2582366, 2718280, 3261936, 3873549, 4077420, 5164732, 5436560, 6455915, 7747098, 8154840, 10329464, 12911830, 15494196, 16309680, 19367745, 20658928, 25823660, 30988392, 38735490, 51647320, 61976784, 77470980, 103294640, 154941960, 309883920]

約数ペア:

[(1, 309883920), (2, 154941960), (3, 103294640), (4, 77470980), (5, 61976784), (6, 51647320), (8, 38735490), (10, 30988392), (12, 25823660), (15, 20658928), (16, 19367745), (19, 16309680), (20, 15494196), (24, 12911830), (30, 10329464), (38, 8154840), (40, 7747098), (48, 6455915), (57, 5436560), (60, 5164732), (76, 4077420), (80, 3873549), (95, 3261936), (114, 2718280), (120, 2582366), (152, 2038710), (190, 1630968), (228, 1359140), (240, 1291183), (285, 1087312), (304, 1019355), (380, 815484), (456, 679570), (570, 543656), (760, 407742), (912, 339785), (1140, 271828), (1520, 203871), (2280, 135914), (4560, 67957)]