28380690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 80510976

約数和(自身を除く): 52130286

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 127, 130, 191, 195, 234, 254, 381, 382, 390, 573, 585, 635, 762, 955, 1143, 1146, 1170, 1270, 1651, 1719, 1905, 1910, 2286, 2483, 2865, 3302, 3438, 3810, 4953, 4966, 5715, 5730, 7449, 8255, 8595, 9906, 11430, 12415, 14859, 14898, 16510, 17190, 22347, 24257, 24765, 24830, 29718, 37245, 44694, 48514, 49530, 72771, 74295, 74490, 111735, 121285, 145542, 148590, 218313, 223470, 242570, 315341, 363855, 436626, 630682, 727710, 946023, 1091565, 1576705, 1892046, 2183130, 2838069, 3153410, 4730115, 5676138, 9460230, 14190345, 28380690]

約数ペア:

[(1, 28380690), (2, 14190345), (3, 9460230), (5, 5676138), (6, 4730115), (9, 3153410), (10, 2838069), (13, 2183130), (15, 1892046), (18, 1576705), (26, 1091565), (30, 946023), (39, 727710), (45, 630682), (65, 436626), (78, 363855), (90, 315341), (117, 242570), (127, 223470), (130, 218313), (191, 148590), (195, 145542), (234, 121285), (254, 111735), (381, 74490), (382, 74295), (390, 72771), (573, 49530), (585, 48514), (635, 44694), (762, 37245), (955, 29718), (1143, 24830), (1146, 24765), (1170, 24257), (1270, 22347), (1651, 17190), (1719, 16510), (1905, 14898), (1910, 14859), (2286, 12415), (2483, 11430), (2865, 9906), (3302, 8595), (3438, 8255), (3810, 7449), (4953, 5730), (4966, 5715)]