205992540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1873}}^1$

素因数の和:1948

約数の個数: 144

約数和(自身を含む): 687593088

約数和(自身を除く): 481600548

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 47, 52, 60, 65, 78, 90, 94, 117, 130, 141, 156, 180, 188, 195, 234, 235, 260, 282, 390, 423, 468, 470, 564, 585, 611, 705, 780, 846, 940, 1170, 1222, 1410, 1692, 1833, 1873, 2115, 2340, 2444, 2820, 3055, 3666, 3746, 4230, 5499, 5619, 6110, 7332, 7492, 8460, 9165, 9365, 10998, 11238, 12220, 16857, 18330, 18730, 21996, 22476, 24349, 27495, 28095, 33714, 36660, 37460, 48698, 54990, 56190, 67428, 73047, 84285, 88031, 97396, 109980, 112380, 121745, 146094, 168570, 176062, 219141, 243490, 264093, 292188, 337140, 352124, 365235, 438282, 440155, 486980, 528186, 730470, 792279, 876564, 880310, 1056372, 1095705, 1144403, 1320465, 1460940, 1584558, 1760620, 2191410, 2288806, 2640930, 3169116, 3433209, 3961395, 4382820, 4577612, 5281860, 5722015, 6866418, 7922790, 10299627, 11444030, 13732836, 15845580, 17166045, 20599254, 22888060, 34332090, 41198508, 51498135, 68664180, 102996270, 205992540]

約数ペア:

[(1, 205992540), (2, 102996270), (3, 68664180), (4, 51498135), (5, 41198508), (6, 34332090), (9, 22888060), (10, 20599254), (12, 17166045), (13, 15845580), (15, 13732836), (18, 11444030), (20, 10299627), (26, 7922790), (30, 6866418), (36, 5722015), (39, 5281860), (45, 4577612), (47, 4382820), (52, 3961395), (60, 3433209), (65, 3169116), (78, 2640930), (90, 2288806), (94, 2191410), (117, 1760620), (130, 1584558), (141, 1460940), (156, 1320465), (180, 1144403), (188, 1095705), (195, 1056372), (234, 880310), (235, 876564), (260, 792279), (282, 730470), (390, 528186), (423, 486980), (468, 440155), (470, 438282), (564, 365235), (585, 352124), (611, 337140), (705, 292188), (780, 264093), (846, 243490), (940, 219141), (1170, 176062), (1222, 168570), (1410, 146094), (1692, 121745), (1833, 112380), (1873, 109980), (2115, 97396), (2340, 88031), (2444, 84285), (2820, 73047), (3055, 67428), (3666, 56190), (3746, 54990), (4230, 48698), (5499, 37460), (5619, 36660), (6110, 33714), (7332, 28095), (7492, 27495), (8460, 24349), (9165, 22476), (9365, 21996), (10998, 18730), (11238, 18330), (12220, 16857)]