1311480720

素因数分解:

$2^4\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6133}}^1$

素因数の和:6172

約数の個数: 240

約数和(自身を含む): 4983556032

約数和(自身を除く): 3672075312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 99, 108, 110, 120, 132, 135, 144, 162, 165, 176, 180, 198, 216, 220, 240, 243, 264, 270, 297, 324, 330, 360, 396, 405, 432, 440, 486, 495, 528, 540, 594, 648, 660, 720, 792, 810, 880, 891, 972, 990, 1080, 1188, 1215, 1296, 1320, 1485, 1584, 1620, 1782, 1944, 1980, 2160, 2376, 2430, 2640, 2673, 2970, 3240, 3564, 3888, 3960, 4455, 4752, 4860, 5346, 5940, 6133, 6480, 7128, 7920, 8910, 9720, 10692, 11880, 12266, 13365, 14256, 17820, 18399, 19440, 21384, 23760, 24532, 26730, 30665, 35640, 36798, 42768, 49064, 53460, 55197, 61330, 67463, 71280, 73596, 91995, 98128, 106920, 110394, 122660, 134926, 147192, 165591, 183990, 202389, 213840, 220788, 245320, 269852, 275985, 294384, 331182, 337315, 367980, 404778, 441576, 490640, 496773, 539704, 551970, 607167, 662364, 674630, 735960, 809556, 827955, 883152, 993546, 1011945, 1079408, 1103940, 1214334, 1324728, 1349260, 1471920, 1490319, 1619112, 1655910, 1821501, 1987092, 2023890, 2207880, 2428668, 2483865, 2649456, 2698520, 2980638, 3035835, 3238224, 3311820, 3643002, 3974184, 4047780, 4415760, 4857336, 4967730, 5397040, 5464503, 5961276, 6071670, 6623640, 7286004, 7451595, 7948368, 8095560, 9107505, 9714672, 9935460, 10929006, 11922552, 12143340, 13247280, 14572008, 14903190, 16191120, 16393509, 18215010, 19870920, 21858012, 23845104, 24286680, 27322515, 29144016, 29806380, 32787018, 36430020, 39741840, 43716024, 48573360, 54645030, 59612760, 65574036, 72860040, 81967545, 87432048, 109290060, 119225520, 131148072, 145720080, 163935090, 218580120, 262296144, 327870180, 437160240, 655740360, 1311480720]

約数ペア:

[(1, 1311480720), (2, 655740360), (3, 437160240), (4, 327870180), (5, 262296144), (6, 218580120), (8, 163935090), (9, 145720080), (10, 131148072), (11, 119225520), (12, 109290060), (15, 87432048), (16, 81967545), (18, 72860040), (20, 65574036), (22, 59612760), (24, 54645030), (27, 48573360), (30, 43716024), (33, 39741840), (36, 36430020), (40, 32787018), (44, 29806380), (45, 29144016), (48, 27322515), (54, 24286680), (55, 23845104), (60, 21858012), (66, 19870920), (72, 18215010), (80, 16393509), (81, 16191120), (88, 14903190), (90, 14572008), (99, 13247280), (108, 12143340), (110, 11922552), (120, 10929006), (132, 9935460), (135, 9714672), (144, 9107505), (162, 8095560), (165, 7948368), (176, 7451595), (180, 7286004), (198, 6623640), (216, 6071670), (220, 5961276), (240, 5464503), (243, 5397040), (264, 4967730), (270, 4857336), (297, 4415760), (324, 4047780), (330, 3974184), (360, 3643002), (396, 3311820), (405, 3238224), (432, 3035835), (440, 2980638), (486, 2698520), (495, 2649456), (528, 2483865), (540, 2428668), (594, 2207880), (648, 2023890), (660, 1987092), (720, 1821501), (792, 1655910), (810, 1619112), (880, 1490319), (891, 1471920), (972, 1349260), (990, 1324728), (1080, 1214334), (1188, 1103940), (1215, 1079408), (1296, 1011945), (1320, 993546), (1485, 883152), (1584, 827955), (1620, 809556), (1782, 735960), (1944, 674630), (1980, 662364), (2160, 607167), (2376, 551970), (2430, 539704), (2640, 496773), (2673, 490640), (2970, 441576), (3240, 404778), (3564, 367980), (3888, 337315), (3960, 331182), (4455, 294384), (4752, 275985), (4860, 269852), (5346, 245320), (5940, 220788), (6133, 213840), (6480, 202389), (7128, 183990), (7920, 165591), (8910, 147192), (9720, 134926), (10692, 122660), (11880, 110394), (12266, 106920), (13365, 98128), (14256, 91995), (17820, 73596), (18399, 71280), (19440, 67463), (21384, 61330), (23760, 55197), (24532, 53460), (26730, 49064), (30665, 42768), (35640, 36798)]