256861800

素因数分解:

$2^3\times 3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{3659}}^1$

素因数の和:3697

約数の個数: 192

約数和(自身を含む): 953064000

約数和(自身を除く): 696202200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 50, 52, 54, 60, 65, 72, 75, 78, 90, 100, 104, 108, 117, 120, 130, 135, 150, 156, 180, 195, 200, 216, 225, 234, 260, 270, 300, 312, 325, 351, 360, 390, 450, 468, 520, 540, 585, 600, 650, 675, 702, 780, 900, 936, 975, 1080, 1170, 1300, 1350, 1404, 1560, 1755, 1800, 1950, 2340, 2600, 2700, 2808, 2925, 3510, 3659, 3900, 4680, 5400, 5850, 7020, 7318, 7800, 8775, 10977, 11700, 14040, 14636, 17550, 18295, 21954, 23400, 29272, 32931, 35100, 36590, 43908, 47567, 54885, 65862, 70200, 73180, 87816, 91475, 95134, 98793, 109770, 131724, 142701, 146360, 164655, 182950, 190268, 197586, 219540, 237835, 263448, 274425, 285402, 329310, 365900, 380536, 395172, 428103, 439080, 475670, 493965, 548850, 570804, 658620, 713505, 731800, 790344, 823275, 856206, 951340, 987930, 1097700, 1141608, 1189175, 1284309, 1317240, 1427010, 1646550, 1712412, 1902680, 1975860, 2140515, 2195400, 2378350, 2469825, 2568618, 2854020, 3293100, 3424824, 3567525, 3951720, 4281030, 4756700, 4939650, 5137236, 5708040, 6421545, 6586200, 7135050, 8562060, 9513400, 9879300, 10274472, 10702575, 12843090, 14270100, 17124120, 19758600, 21405150, 25686180, 28540200, 32107725, 42810300, 51372360, 64215450, 85620600, 128430900, 256861800]

約数ペア:

[(1, 256861800), (2, 128430900), (3, 85620600), (4, 64215450), (5, 51372360), (6, 42810300), (8, 32107725), (9, 28540200), (10, 25686180), (12, 21405150), (13, 19758600), (15, 17124120), (18, 14270100), (20, 12843090), (24, 10702575), (25, 10274472), (26, 9879300), (27, 9513400), (30, 8562060), (36, 7135050), (39, 6586200), (40, 6421545), (45, 5708040), (50, 5137236), (52, 4939650), (54, 4756700), (60, 4281030), (65, 3951720), (72, 3567525), (75, 3424824), (78, 3293100), (90, 2854020), (100, 2568618), (104, 2469825), (108, 2378350), (117, 2195400), (120, 2140515), (130, 1975860), (135, 1902680), (150, 1712412), (156, 1646550), (180, 1427010), (195, 1317240), (200, 1284309), (216, 1189175), (225, 1141608), (234, 1097700), (260, 987930), (270, 951340), (300, 856206), (312, 823275), (325, 790344), (351, 731800), (360, 713505), (390, 658620), (450, 570804), (468, 548850), (520, 493965), (540, 475670), (585, 439080), (600, 428103), (650, 395172), (675, 380536), (702, 365900), (780, 329310), (900, 285402), (936, 274425), (975, 263448), (1080, 237835), (1170, 219540), (1300, 197586), (1350, 190268), (1404, 182950), (1560, 164655), (1755, 146360), (1800, 142701), (1950, 131724), (2340, 109770), (2600, 98793), (2700, 95134), (2808, 91475), (2925, 87816), (3510, 73180), (3659, 70200), (3900, 65862), (4680, 54885), (5400, 47567), (5850, 43908), (7020, 36590), (7318, 35100), (7800, 32931), (8775, 29272), (10977, 23400), (11700, 21954), (14040, 18295), (14636, 17550)]