154900920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67939}}^1$

素因数の和:67972

約数の個数: 64

約数和(自身を含む): 489168000

約数和(自身を除く): 334267080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 380, 456, 570, 760, 1140, 2280, 67939, 135878, 203817, 271756, 339695, 407634, 543512, 679390, 815268, 1019085, 1290841, 1358780, 1630536, 2038170, 2581682, 2717560, 3872523, 4076340, 5163364, 6454205, 7745046, 8152680, 10326728, 12908410, 15490092, 19362615, 25816820, 30980184, 38725230, 51633640, 77450460, 154900920]

約数ペア:

[(1, 154900920), (2, 77450460), (3, 51633640), (4, 38725230), (5, 30980184), (6, 25816820), (8, 19362615), (10, 15490092), (12, 12908410), (15, 10326728), (19, 8152680), (20, 7745046), (24, 6454205), (30, 5163364), (38, 4076340), (40, 3872523), (57, 2717560), (60, 2581682), (76, 2038170), (95, 1630536), (114, 1358780), (120, 1290841), (152, 1019085), (190, 815268), (228, 679390), (285, 543512), (380, 407634), (456, 339695), (570, 271756), (760, 203817), (1140, 135878), (2280, 67939)]