215440680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:324

約数の個数: 256

約数和(自身を含む): 807206400

約数和(自身を除く): 591765720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 109, 120, 130, 140, 156, 168, 181, 182, 195, 210, 218, 260, 273, 280, 312, 327, 362, 364, 390, 420, 436, 455, 520, 543, 545, 546, 654, 724, 728, 763, 780, 840, 872, 905, 910, 1086, 1090, 1092, 1267, 1308, 1365, 1417, 1448, 1526, 1560, 1635, 1810, 1820, 2172, 2180, 2184, 2289, 2353, 2534, 2616, 2715, 2730, 2834, 3052, 3270, 3620, 3640, 3801, 3815, 4251, 4344, 4360, 4578, 4706, 5068, 5430, 5460, 5668, 6104, 6335, 6540, 7059, 7085, 7240, 7602, 7630, 8502, 9156, 9412, 9919, 10136, 10860, 10920, 11336, 11445, 11765, 12670, 13080, 14118, 14170, 15204, 15260, 16471, 17004, 18312, 18824, 19005, 19729, 19838, 21255, 21720, 22890, 23530, 25340, 28236, 28340, 29757, 30408, 30520, 32942, 34008, 35295, 38010, 39458, 39676, 42510, 45780, 47060, 49413, 49595, 50680, 56472, 56680, 59187, 59514, 65884, 70590, 76020, 78916, 79352, 82355, 85020, 91560, 94120, 98645, 98826, 99190, 118374, 119028, 131768, 138103, 141180, 148785, 152040, 157832, 164710, 170040, 197290, 197652, 198380, 236748, 238056, 247065, 256477, 276206, 282360, 295935, 297570, 329420, 394580, 395304, 396760, 414309, 473496, 494130, 512954, 552412, 591870, 595140, 658840, 690515, 769431, 789160, 828618, 988260, 1025908, 1104824, 1183740, 1190280, 1282385, 1381030, 1538862, 1657236, 1795339, 1976520, 2051816, 2071545, 2367480, 2564770, 2762060, 3077724, 3314472, 3590678, 3847155, 4143090, 5129540, 5386017, 5524120, 6155448, 7181356, 7694310, 8286180, 8976695, 10259080, 10772034, 14362712, 15388620, 16572360, 17953390, 21544068, 26930085, 30777240, 35906780, 43088136, 53860170, 71813560, 107720340, 215440680]

約数ペア:

[(1, 215440680), (2, 107720340), (3, 71813560), (4, 53860170), (5, 43088136), (6, 35906780), (7, 30777240), (8, 26930085), (10, 21544068), (12, 17953390), (13, 16572360), (14, 15388620), (15, 14362712), (20, 10772034), (21, 10259080), (24, 8976695), (26, 8286180), (28, 7694310), (30, 7181356), (35, 6155448), (39, 5524120), (40, 5386017), (42, 5129540), (52, 4143090), (56, 3847155), (60, 3590678), (65, 3314472), (70, 3077724), (78, 2762060), (84, 2564770), (91, 2367480), (104, 2071545), (105, 2051816), (109, 1976520), (120, 1795339), (130, 1657236), (140, 1538862), (156, 1381030), (168, 1282385), (181, 1190280), (182, 1183740), (195, 1104824), (210, 1025908), (218, 988260), (260, 828618), (273, 789160), (280, 769431), (312, 690515), (327, 658840), (362, 595140), (364, 591870), (390, 552412), (420, 512954), (436, 494130), (455, 473496), (520, 414309), (543, 396760), (545, 395304), (546, 394580), (654, 329420), (724, 297570), (728, 295935), (763, 282360), (780, 276206), (840, 256477), (872, 247065), (905, 238056), (910, 236748), (1086, 198380), (1090, 197652), (1092, 197290), (1267, 170040), (1308, 164710), (1365, 157832), (1417, 152040), (1448, 148785), (1526, 141180), (1560, 138103), (1635, 131768), (1810, 119028), (1820, 118374), (2172, 99190), (2180, 98826), (2184, 98645), (2289, 94120), (2353, 91560), (2534, 85020), (2616, 82355), (2715, 79352), (2730, 78916), (2834, 76020), (3052, 70590), (3270, 65884), (3620, 59514), (3640, 59187), (3801, 56680), (3815, 56472), (4251, 50680), (4344, 49595), (4360, 49413), (4578, 47060), (4706, 45780), (5068, 42510), (5430, 39676), (5460, 39458), (5668, 38010), (6104, 35295), (6335, 34008), (6540, 32942), (7059, 30520), (7085, 30408), (7240, 29757), (7602, 28340), (7630, 28236), (8502, 25340), (9156, 23530), (9412, 22890), (9919, 21720), (10136, 21255), (10860, 19838), (10920, 19729), (11336, 19005), (11445, 18824), (11765, 18312), (12670, 17004), (13080, 16471), (14118, 15260), (14170, 15204)]