27263340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 90994176

約数和(自身を除く): 63730836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 61, 65, 78, 90, 117, 122, 130, 156, 180, 183, 191, 195, 234, 244, 260, 305, 366, 382, 390, 468, 549, 573, 585, 610, 732, 764, 780, 793, 915, 955, 1098, 1146, 1170, 1220, 1586, 1719, 1830, 1910, 2196, 2292, 2340, 2379, 2483, 2745, 2865, 3172, 3438, 3660, 3820, 3965, 4758, 4966, 5490, 5730, 6876, 7137, 7449, 7930, 8595, 9516, 9932, 10980, 11460, 11651, 11895, 12415, 14274, 14898, 15860, 17190, 22347, 23302, 23790, 24830, 28548, 29796, 34380, 34953, 35685, 37245, 44694, 46604, 47580, 49660, 58255, 69906, 71370, 74490, 89388, 104859, 111735, 116510, 139812, 142740, 148980, 151463, 174765, 209718, 223470, 233020, 302926, 349530, 419436, 446940, 454389, 524295, 605852, 699060, 757315, 908778, 1048590, 1363167, 1514630, 1817556, 2097180, 2271945, 2726334, 3029260, 4543890, 5452668, 6815835, 9087780, 13631670, 27263340]

約数ペア:

[(1, 27263340), (2, 13631670), (3, 9087780), (4, 6815835), (5, 5452668), (6, 4543890), (9, 3029260), (10, 2726334), (12, 2271945), (13, 2097180), (15, 1817556), (18, 1514630), (20, 1363167), (26, 1048590), (30, 908778), (36, 757315), (39, 699060), (45, 605852), (52, 524295), (60, 454389), (61, 446940), (65, 419436), (78, 349530), (90, 302926), (117, 233020), (122, 223470), (130, 209718), (156, 174765), (180, 151463), (183, 148980), (191, 142740), (195, 139812), (234, 116510), (244, 111735), (260, 104859), (305, 89388), (366, 74490), (382, 71370), (390, 69906), (468, 58255), (549, 49660), (573, 47580), (585, 46604), (610, 44694), (732, 37245), (764, 35685), (780, 34953), (793, 34380), (915, 29796), (955, 28548), (1098, 24830), (1146, 23790), (1170, 23302), (1220, 22347), (1586, 17190), (1719, 15860), (1830, 14898), (1910, 14274), (2196, 12415), (2292, 11895), (2340, 11651), (2379, 11460), (2483, 10980), (2745, 9932), (2865, 9516), (3172, 8595), (3438, 7930), (3660, 7449), (3820, 7137), (3965, 6876), (4758, 5730), (4966, 5490)]