287503920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1171}}^1$

素因数の和:1232

約数の個数: 240

約数和(自身を含む): 1088216064

約数和(自身を除く): 800712144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 31, 33, 36, 40, 44, 45, 48, 55, 60, 62, 66, 72, 80, 88, 90, 93, 99, 110, 120, 124, 132, 144, 155, 165, 176, 180, 186, 198, 220, 240, 248, 264, 279, 310, 330, 341, 360, 372, 396, 440, 465, 495, 496, 528, 558, 620, 660, 682, 720, 744, 792, 880, 930, 990, 1023, 1116, 1171, 1240, 1320, 1364, 1395, 1488, 1584, 1705, 1860, 1980, 2046, 2232, 2342, 2480, 2640, 2728, 2790, 3069, 3410, 3513, 3720, 3960, 4092, 4464, 4684, 5115, 5456, 5580, 5855, 6138, 6820, 7026, 7440, 7920, 8184, 9368, 10230, 10539, 11160, 11710, 12276, 12881, 13640, 14052, 15345, 16368, 17565, 18736, 20460, 21078, 22320, 23420, 24552, 25762, 27280, 28104, 30690, 35130, 36301, 38643, 40920, 42156, 46840, 49104, 51524, 52695, 56208, 61380, 64405, 70260, 72602, 77286, 81840, 84312, 93680, 103048, 105390, 108903, 115929, 122760, 128810, 140520, 145204, 154572, 168624, 181505, 193215, 206096, 210780, 217806, 231858, 245520, 257620, 281040, 290408, 309144, 326709, 363010, 386430, 399311, 421560, 435612, 463716, 515240, 544515, 579645, 580816, 618288, 653418, 726020, 772860, 798622, 843120, 871224, 927432, 1030480, 1089030, 1159290, 1197933, 1306836, 1452040, 1545720, 1597244, 1633545, 1742448, 1854864, 1996555, 2178060, 2318580, 2395866, 2613672, 2904080, 3091440, 3194488, 3267090, 3593799, 3993110, 4356120, 4637160, 4791732, 5227344, 5989665, 6388976, 6534180, 7187598, 7986220, 8712240, 9274320, 9583464, 11979330, 13068360, 14375196, 15972440, 17968995, 19166928, 23958660, 26136720, 28750392, 31944880, 35937990, 47917320, 57500784, 71875980, 95834640, 143751960, 287503920]

約数ペア:

[(1, 287503920), (2, 143751960), (3, 95834640), (4, 71875980), (5, 57500784), (6, 47917320), (8, 35937990), (9, 31944880), (10, 28750392), (11, 26136720), (12, 23958660), (15, 19166928), (16, 17968995), (18, 15972440), (20, 14375196), (22, 13068360), (24, 11979330), (30, 9583464), (31, 9274320), (33, 8712240), (36, 7986220), (40, 7187598), (44, 6534180), (45, 6388976), (48, 5989665), (55, 5227344), (60, 4791732), (62, 4637160), (66, 4356120), (72, 3993110), (80, 3593799), (88, 3267090), (90, 3194488), (93, 3091440), (99, 2904080), (110, 2613672), (120, 2395866), (124, 2318580), (132, 2178060), (144, 1996555), (155, 1854864), (165, 1742448), (176, 1633545), (180, 1597244), (186, 1545720), (198, 1452040), (220, 1306836), (240, 1197933), (248, 1159290), (264, 1089030), (279, 1030480), (310, 927432), (330, 871224), (341, 843120), (360, 798622), (372, 772860), (396, 726020), (440, 653418), (465, 618288), (495, 580816), (496, 579645), (528, 544515), (558, 515240), (620, 463716), (660, 435612), (682, 421560), (720, 399311), (744, 386430), (792, 363010), (880, 326709), (930, 309144), (990, 290408), (1023, 281040), (1116, 257620), (1171, 245520), (1240, 231858), (1320, 217806), (1364, 210780), (1395, 206096), (1488, 193215), (1584, 181505), (1705, 168624), (1860, 154572), (1980, 145204), (2046, 140520), (2232, 128810), (2342, 122760), (2480, 115929), (2640, 108903), (2728, 105390), (2790, 103048), (3069, 93680), (3410, 84312), (3513, 81840), (3720, 77286), (3960, 72602), (4092, 70260), (4464, 64405), (4684, 61380), (5115, 56208), (5456, 52695), (5580, 51524), (5855, 49104), (6138, 46840), (6820, 42156), (7026, 40920), (7440, 38643), (7920, 36301), (8184, 35130), (9368, 30690), (10230, 28104), (10539, 27280), (11160, 25762), (11710, 24552), (12276, 23420), (12881, 22320), (13640, 21078), (14052, 20460), (15345, 18736), (16368, 17565)]