72218240

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5939}}^1$

素因数の和:5977

約数の個数: 64

約数和(自身を含む): 181764000

約数和(自身を除く): 109545760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 5939, 6080, 11878, 12160, 23756, 29695, 47512, 59390, 95024, 112841, 118780, 190048, 225682, 237560, 380096, 451364, 475120, 564205, 760192, 902728, 950240, 1128410, 1805456, 1900480, 2256820, 3610912, 3800960, 4513640, 7221824, 9027280, 14443648, 18054560, 36109120, 72218240]

約数ペア:

[(1, 72218240), (2, 36109120), (4, 18054560), (5, 14443648), (8, 9027280), (10, 7221824), (16, 4513640), (19, 3800960), (20, 3610912), (32, 2256820), (38, 1900480), (40, 1805456), (64, 1128410), (76, 950240), (80, 902728), (95, 760192), (128, 564205), (152, 475120), (160, 451364), (190, 380096), (304, 237560), (320, 225682), (380, 190048), (608, 118780), (640, 112841), (760, 95024), (1216, 59390), (1520, 47512), (2432, 29695), (3040, 23756), (5939, 12160), (6080, 11878)]