216217560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:338

約数の個数: 256

約数和(自身を含む): 766402560

約数和(自身を除く): 550185000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 31, 34, 39, 40, 51, 52, 60, 62, 65, 68, 78, 85, 93, 102, 104, 120, 124, 130, 136, 155, 156, 170, 186, 195, 204, 221, 248, 255, 260, 263, 310, 312, 340, 372, 390, 403, 408, 442, 465, 510, 520, 526, 527, 620, 663, 680, 744, 780, 789, 806, 884, 930, 1020, 1052, 1054, 1105, 1209, 1240, 1315, 1326, 1560, 1578, 1581, 1612, 1768, 1860, 2015, 2040, 2104, 2108, 2210, 2418, 2630, 2635, 2652, 3156, 3162, 3224, 3315, 3419, 3720, 3945, 4030, 4216, 4420, 4471, 4836, 5260, 5270, 5304, 6045, 6312, 6324, 6630, 6838, 6851, 7890, 7905, 8060, 8153, 8840, 8942, 9672, 10257, 10520, 10540, 12090, 12648, 13260, 13413, 13676, 13702, 15780, 15810, 16120, 16306, 17095, 17884, 20514, 20553, 21080, 22355, 24180, 24459, 26520, 26826, 27352, 27404, 31560, 31620, 32612, 34190, 34255, 35768, 40765, 41028, 41106, 44710, 48360, 48918, 51285, 53652, 54808, 58123, 63240, 65224, 67065, 68380, 68510, 81530, 82056, 82212, 89420, 97836, 102570, 102765, 105989, 107304, 116246, 122295, 134130, 136760, 137020, 138601, 163060, 164424, 174369, 178840, 195672, 205140, 205530, 211978, 232492, 244590, 268260, 274040, 277202, 290615, 317967, 326120, 348738, 410280, 411060, 415803, 423956, 464984, 489180, 529945, 536520, 554404, 581230, 635934, 693005, 697476, 822120, 831606, 847912, 871845, 978360, 1059890, 1108808, 1162460, 1271868, 1386010, 1394952, 1589835, 1663212, 1743690, 1801813, 2079015, 2119780, 2324920, 2543736, 2772020, 3179670, 3326424, 3487380, 3603626, 4158030, 4239560, 5405439, 5544040, 6359340, 6974760, 7207252, 8316060, 9009065, 10810878, 12718680, 14414504, 16632120, 18018130, 21621756, 27027195, 36036260, 43243512, 54054390, 72072520, 108108780, 216217560]

約数ペア:

[(1, 216217560), (2, 108108780), (3, 72072520), (4, 54054390), (5, 43243512), (6, 36036260), (8, 27027195), (10, 21621756), (12, 18018130), (13, 16632120), (15, 14414504), (17, 12718680), (20, 10810878), (24, 9009065), (26, 8316060), (30, 7207252), (31, 6974760), (34, 6359340), (39, 5544040), (40, 5405439), (51, 4239560), (52, 4158030), (60, 3603626), (62, 3487380), (65, 3326424), (68, 3179670), (78, 2772020), (85, 2543736), (93, 2324920), (102, 2119780), (104, 2079015), (120, 1801813), (124, 1743690), (130, 1663212), (136, 1589835), (155, 1394952), (156, 1386010), (170, 1271868), (186, 1162460), (195, 1108808), (204, 1059890), (221, 978360), (248, 871845), (255, 847912), (260, 831606), (263, 822120), (310, 697476), (312, 693005), (340, 635934), (372, 581230), (390, 554404), (403, 536520), (408, 529945), (442, 489180), (465, 464984), (510, 423956), (520, 415803), (526, 411060), (527, 410280), (620, 348738), (663, 326120), (680, 317967), (744, 290615), (780, 277202), (789, 274040), (806, 268260), (884, 244590), (930, 232492), (1020, 211978), (1052, 205530), (1054, 205140), (1105, 195672), (1209, 178840), (1240, 174369), (1315, 164424), (1326, 163060), (1560, 138601), (1578, 137020), (1581, 136760), (1612, 134130), (1768, 122295), (1860, 116246), (2015, 107304), (2040, 105989), (2104, 102765), (2108, 102570), (2210, 97836), (2418, 89420), (2630, 82212), (2635, 82056), (2652, 81530), (3156, 68510), (3162, 68380), (3224, 67065), (3315, 65224), (3419, 63240), (3720, 58123), (3945, 54808), (4030, 53652), (4216, 51285), (4420, 48918), (4471, 48360), (4836, 44710), (5260, 41106), (5270, 41028), (5304, 40765), (6045, 35768), (6312, 34255), (6324, 34190), (6630, 32612), (6838, 31620), (6851, 31560), (7890, 27404), (7905, 27352), (8060, 26826), (8153, 26520), (8840, 24459), (8942, 24180), (9672, 22355), (10257, 21080), (10520, 20553), (10540, 20514), (12090, 17884), (12648, 17095), (13260, 16306), (13413, 16120), (13676, 15810), (13702, 15780)]