28321830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{173}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 79151904

約数和(自身を除く): 50830074

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 107, 153, 170, 173, 214, 255, 306, 321, 346, 510, 519, 535, 642, 765, 865, 963, 1038, 1070, 1530, 1557, 1605, 1730, 1819, 1926, 2595, 2941, 3114, 3210, 3638, 4815, 5190, 5457, 5882, 7785, 8823, 9095, 9630, 10914, 14705, 15570, 16371, 17646, 18190, 18511, 26469, 27285, 29410, 32742, 37022, 44115, 52938, 54570, 55533, 81855, 88230, 92555, 111066, 132345, 163710, 166599, 185110, 264690, 277665, 314687, 333198, 555330, 629374, 832995, 944061, 1573435, 1665990, 1888122, 2832183, 3146870, 4720305, 5664366, 9440610, 14160915, 28321830]

約数ペア:

[(1, 28321830), (2, 14160915), (3, 9440610), (5, 5664366), (6, 4720305), (9, 3146870), (10, 2832183), (15, 1888122), (17, 1665990), (18, 1573435), (30, 944061), (34, 832995), (45, 629374), (51, 555330), (85, 333198), (90, 314687), (102, 277665), (107, 264690), (153, 185110), (170, 166599), (173, 163710), (214, 132345), (255, 111066), (306, 92555), (321, 88230), (346, 81855), (510, 55533), (519, 54570), (535, 52938), (642, 44115), (765, 37022), (865, 32742), (963, 29410), (1038, 27285), (1070, 26469), (1530, 18511), (1557, 18190), (1605, 17646), (1730, 16371), (1819, 15570), (1926, 14705), (2595, 10914), (2941, 9630), (3114, 9095), (3210, 8823), (3638, 7785), (4815, 5882), (5190, 5457)]